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Devotee wants SOP for preparation of appam and aravana prasadam at Sabarimala




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Extract a Number from a String with JavaScript

User input from HTML form fields is generally provided to JavaScript as a string. We’ve lived with that fact for decades but sometimes developers need to extract numbers from that string. There are multiple ways to get those numbers but let’s rely on regular expressions to extract those numbers! To employ a regular expression to […]

The post Extract a Number from a String with JavaScript appeared first on David Walsh Blog.




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Detect Caps Lock with JavaScript

Anyone is capable of having their caps lock key on at any given time without realizing so. Users can easily spot unwanted caps lock when typing in most inputs, but when using a password input, the problem isn’t so obvious. That leads to the user’s password being incorrect, which is an annoyance. Ideally developers could […]

The post Detect Caps Lock with JavaScript appeared first on David Walsh Blog.




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PHOTOS: Man City dominate Slovan; Arsenal stun PSG

IMAGES from the Champions League matches played on Tuesday.




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No energy for outdoor vacations




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Guru Nanak Jayanti 2024: Know date, time and significance of festival

Guru Nanak Dev Ji, the founder of Sikhism, was the first of the ten Sikh gurus and is recognised as a philosopher, poet, and spiritual leader. He emphasised the principles of equality, compassion, and devotion to one universal God.




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Journal of the Arnold Arboretum [electronic resource]. Supplementary series / Harvard University

[Cambridge, Massachusetts] : Harvard University, 1991




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Mangaluru Technovanza unveils roadmap for ‘Silicon Beach of India’

The event organised by Karnataka Digital Economy Mission brought together industry leaders, start-up founders, students and other stakeholders to explore the technology and entrepreneurship landscape in coastal Karnataka




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Nvidia overtakes Apple as world's most valuable company

Nvidia's stock market value briefly touched $3.53 trillion, while that of Apple was $3.52 trillion, according to data from LSEG




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Airtel’s new MD & CEO has spearheaded multiple innovations




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Telcos creating a false equivalence with satellite operators on spectrum pricing : Amazon, Starlink

Reliance Jio, which is pushing for auctioning spectrum, said that arguments that satellite frequencies are always assigned in a shared mode and on a non-exclusive basis are both factually and technically incorrect and should be ignored




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Customers no longer reluctant to adopt AI, says Hitachi Vantara’s Hemant Tiwari

Even non-tech companies have AI requirements. If you’re manufacturing a transformer, a train engine, or a jet engine, AI goes into making them efficient: Tiwari




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AI adoption: 74% companies struggle to achieve and scale value, says BCG

Report to assess firms’ AI maturity is based on a survey of 1,000 CxOs and senior executives from over 20 sectors, spanning 59 countries




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Deconstructive annulation mediated one-pot synthesis of xanthene derivatives

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00093E, Paper
Balasubramaniyam Manikandan, Subbiah Thamotharan, Olivier Blacque, Subramaniapillai Selva Ganesan
One-pot, two-step methodology utilized for the sequential C–O/C–N cleavage followed by intramolecular/intermolecular annulation reaction.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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A water mediated multicomponent reaction for the synthesis of novel spirooxindole derivatives and their antifungal activity

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00256C, Paper
Min Zhang, Liang Shi, Li Chen, Zhengyu Liu, Ting Zhao, Chunyin Zhu, Liuqing Yang
A total of 27 novel spirooxindoles were synthesized through a water mediated three-component reaction of isatin, 4-aminocoumarin, and 1,3-cyclodicarbonyl compounds. Several compounds showed excellent antifungal activity against Physalospora piricola.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Kinetic resolution of 1,1'-binaphthyl-2,2'-diamine derivatives by chiral calcium phosphate-catalyzed acylation

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00355A, Paper
Tatsuhiro Uchikura, Yuki Kanno, Yukino Fukuda, Mikoto Sato, Takahiko Akiyama
Chiral calcium phosphate-catalyzed kinetic resolution of BINAM derivatives.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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A rhodium-catalyzed cascade C–H activation/annulation strategy for the expeditious assembly of pyrrolidinedione-fused 1,2-benzothiazines

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00193A, Paper
Yinsong Wu, Guanghao Shi, Yanan Liu, Yangzilin Kong, Mengdi Wu, Demao Wang, Xiaobing Wu, Yongjia Shang, Xinwei He
We have developed a cascade annulation strategy triggered by rhodium(III)-catalyzed C–H activation for the expeditious assembly of pyrrolidinedione-fused 1,2-benzothiazines from free NH-sulfoximines with maleimides under mild conditions.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Electrochemical nickel-catalyzed cross-coupling of glycosyl thiols with preactivated phenols and ketones

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00442F, Communication
Fuxin Li, Hui Liu, Wanyu Xing, Qingju Zhang, Liming Wang
Here we report an efficient electrochemical nickel-catalyzed cross-coupling reaction for the synthesis of S-glycosides from preactivated phenols and ketones.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Reduction of sulfoxides catalyzed by the commercially available manganese complex MnBr(CO)5

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00204K, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Daniel Leal Lourenço, Ana Cristina Fernandes
A new methodology for the reduction of a wide variety of aliphatic and aromatic sulfoxides catalyzed by the air-stable, cheap and commercially available manganese catalyst MnBr(CO)5 with excellent yields is...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Covalently linked thieno[2,3-b]thiophene-fullerene dimers: synthesis and physical characterization

Org. Biomol. Chem., 2024, 22,2978-2984
DOI: 10.1039/D4OB00027G, Paper
Abdulrahman M. Alazemi, Mohammad H. BinSabt, Hamad M. Al-Matar, Alan L. Balch, Mona A. Shalaby
Linked thieno[2,3-b]thiophene-fullerene Dimers.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Recent advances in spirocyclization of maleimides via transition-metal catalyzed C–H activation

Org. Biomol. Chem., 2024, 22,2916-2947
DOI: 10.1039/D3OB01904G, Review Article
Swadhin Swaraj Acharya, Sagarika Patra, Rojalini Maharana, Manaswini Dash, Liza Mama Barad, Bibhuti Bhusan Parida
In recent years, the maleimide scaffold has received a great deal of attention in C–H activation.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Photogenerated chlorine radicals activate C(sp3)–H bonds of alkylbenzenes to access quinazolinones

Org. Biomol. Chem., 2024, 22,2968-2973
DOI: 10.1039/D4OB00129J, Communication
Xin-Yao Pan, Gui-Xia Sun, Fang-Ping Huang, Wen-Jian Qin, Qing-Hu Teng, Kai Wang
An Fe-catalyzed visible-light induced condensation of alkylbenzenes with anthranilamides has been developed.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Stereoselective synthesis of (R)- and (S)-1,2-diazetidine-3-carboxylic acid derivatives for peptidomimetics

Org. Biomol. Chem., 2024, 22,2974-2977
DOI: 10.1039/D4OB00278D, Communication
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Matthew Nutter, Henry Stone, Michael Shipman, Stefan Roesner
Stereoselective synthesis of both enantiomers of orthogonally protected 1,2-diazetidine-3-carboxylic acid (aAze) from homochiral glycidol and its application in peptidomimetics.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Iron-catalyzed selective construction of indole derivatives via oxidative C(sp3)–H functionalization of indolin-2-ones

Org. Biomol. Chem., 2024, 22,3073-3079
DOI: 10.1039/D4OB00133H, Paper
Wei Chen, Lang-Qi Wen, Xiao-Bing Lu, Hui Zhou
We have developed a clean and efficient iron-catalyzed C(sp3)–H functionalization of indolin-2-ones for the chemodivergent synthesis of value-added indole derivatives, including isatins, and symmetrical and non-symmetrical isoindigos.
The content of this RSS Feed (c) The Royal Society of Chemistry




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Photochromism of phenazine-2,3-diol derivatives through excited state intermolecular proton transfer based on keto–enol tautomerization

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00387J, Paper
Open Access
  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Kazuki Ohira, Kumpei Kozuka, Naoki Kaneda, Masahiro Yamamoto, Keiichi Imato, Yousuke Ooyama
It was found that phenazine-2,3-diol derivatives exhibit photochromism through excited state intermolecular proton transfer (ESInterPT) processes based on keto–enol tautomerization.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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3-Halo-5,6-dihydro-4H-1,2-oxazine N-oxides as synthetic equivalents of unsaturated nitrile oxides in the [3 + 2]-cycloaddition with arynes: synthesis of substituted 3-vinyl-1,2-benzisoxazoles

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00391H, Communication
Alexander A. Lukoyanov, Svetlana A. Aksenova, Andrey A. Tabolin, Alexey Yu. Sukhorukov
3-Halo-1,2-oxazine N-oxide derivatives act as surrogates of vinyl nitrile oxides in tandem [3 + 2]-cycloaddition/[3 + 2]-cyclofragmentation with arynes leading to benzisoxazoles.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Design, synthesis, biological evaluation and molecular docking studies of quinoline-anthranilic acid hybrids as potent anti-inflammatory drugs

Org. Biomol. Chem., 2024, Advance Article
DOI: 10.1039/D4OB00040D, Paper
Sidra Siddique, Khalid Hussain, Naureen Shehzadi, Muhammad Arshad, Muhammad Nadeem Arshad, Sadaf Iftikhar, Farhat Saghir, Ayisha Shaukat, Muhammad Sarfraz, Nisar Ahmed
Despite the high global prevalence, rheumatoid arthritis lacks a satisfactory treatment.
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The content of this RSS Feed (c) The Royal Society of Chemistry




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Facile synthesis of tetrahydroquinoline containing dithiocarbamate derivatives via one-pot sequential multicomponent reaction

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00490F, Communication
SIDDHARTHA KUMAR SENAPATI, Anit Pal, Animesh Das
An efficient sequential multi-component method for the synthesis of tertrahydroquinoline containing dithiocarbamate has been developed. This reaction involved a boronic acid-catalyzed reduction of quinoline to tertrahydroquinoline, followed by nucleophilic addition...
The content of this RSS Feed (c) The Royal Society of Chemistry




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N-Functionalization of beta-aminophosphonates; Cytotoxic effect of the new derivatives

Org. Biomol. Chem., 2024, Accepted Manuscript
DOI: 10.1039/D4OB00243A, Paper
György Keglevich, Petra Regina Varga, Emőke Dinnyési, Zsuzsanna Szalai, Szilvia Bősze, Rita Oláhné Szabó, Laszlo Drahos, Konstantin Karaghiosoff
Beta-Aminophosponates obtained by the Michael addition of primary amines to the double bond of diethyl vinylphosphonate proved to be suitable starting materials (amine components) in the Kabachnik–Fields reaction with formaldehyde...
The content of this RSS Feed (c) The Royal Society of Chemistry




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Why has private capital not been taken to Indian aviation 

With banks becoming increasingly cautious and credit flows tightening, private capital must be explored and enticed




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Zomato users can now schedule order 2 days in advance

Zomato’s order scheduling is available at more than 35,000 restaurants across 30 cities




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Sarvam AI launches Sarvam 1 for Indic languages

The custom training corpus, Sarvam-2T comprised of 20 percent datasets in Hindi as well as English and programming languages so the AI model can perform multilingual tasks




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OpenAI chair's AI startup Sierra gets $4.5 billion valuation in latest funding round

One-year-old Sierra focuses on selling artificial intelligence-powered customer service chatbots to enterprises




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Elon Musk's xAI in talks to raise funding valuing it at $40 billion: Report

Earlier in October, OpenAI raised $6.6 billion in funding from investors which could value the company at $157 billion




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WHO to evacuate 1,000 Gazan women, children for urgent medical care

Last week, U.N. investigators said Israel was deliberately targeting health facilities in Gaza, and killing and torturing medical personnel there, accusing the country of "crimes against humanity".




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Rapid assessment of pulse polio campaign shows high vaccine coverage, highlights gaps in Chennai

Chennai accounted for nearly 21% of the non-vaccinated children, highlighting the gaps in an urban area and the need for targeted community outreach




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Centre eyes ‘presumed consent’ for cornea retrieval in hospital deaths

THOTA may be amended to facilitate retrieval of cornea from all Indians who die in hospitals, without family consent. 




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WHO says ‘intense bombardment’ halts Gaza polio vaccinations

The U.N. health body said it had been “compelled to postpone” the bid to give 119,279 children in northern Gaza a second vaccine dose due to the escalating violence




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National Mental Health Festival 2024 kicks off in Bengaluru




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Polio in Pakistan: Another vaccination campaign begins after worrying surge

Pakistan regularly launches such campaigns, but violence targeting the health workers and police assigned to escort them is common




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Roll back approval to import used medical devices, med-tech industry urges PM

The group said the move puts at risk patient safety and undermines the domestic med-tech sector. It said that refurbished machines are not subject to stringent quality checks applicable to new devices.




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Ayushman Bharat: All seniors above 70 can avail health coverage except those in Delhi, West Bengal

Senior citizens eligible for PM-JAY regardless of income; Ayushman Vaya Vandana card will help cut out-of-pocket health spends; on Ayurveda Day, PM launches initiatives to validate traditional herbal medicine, promote Indian medical systems




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Telemedicine in India: is the government’s eSanjeevani platform living up to its potential?

While the eSanjeevani numbers are impressive, doctors and experts point out that unless a number of systemic issues -- including low doctor numbers on the platform are fixed -- telemedicine in the country will not be able to move past infancy




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Third phase of polio vaccination campaign to resume in northern Gaza: WHO-UNICEF

“Despite the lack of access to all eligible children in northern Gaza, the Polio Technical Committee for Gaza has taken the decision to resume the campaign,” a joint statement by UNICEF and WHO said




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More than 50,000 vaccinated against mpox in DR Congo, Rwanda: WHO

The outbreak is still not under control, the African Union’s health watchdog has warned, appealing for resources to avoid a “more severe” pandemic than Covid-19




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ICMR announces ‘First in the World Challenge’ to encourage scientists to find innovative ideas to tackle health issues

The Council said that the scheme proposes to foster novel, out of the box, futuristic ideas, new knowledge generation, discovery / development of breakthrough health technologies




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WHO says strike on Gaza polio vaccination centre wounds four children

The World Health Organization’s chief Tedros Adhanom Ghebreyesus said the health centre was “in an area where a humanitarian pause was agreed to allow vaccination to proceed” and that the attack could put off parents of children needing a second vaccine




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WHO identifies 17 pathogens in urgent need of vaccines

The list reconfirms longstanding priorities for vaccine research and development: HIV, malaria, and tuberculosis -- three diseases that collectively kill nearly 2.5 million people each year




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'Shivani Is Thali Ka Baigan'

'I always wanted to be a part of a platform like this which enables you to show your true personality to the world. But after entering the show, I realised this show is more suitable for people like Armaan Malik, who backbite and indulge in unnecessary arguments. I am not cut out for such things.'




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UITableView in JavaScript, list view with re-usable cells using flexbox

If you’re familiar with iOS development you will know that a UITableView is very efficient when displaying a list of data. A simplification of what it does is display enough cells to fill the viewport plus a few more either side. As you scroll it re-uses cells that are now out of the viewport so … Continue reading "UITableView in JavaScript, list view with re-usable cells using flexbox"