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How should I print types like off_t and size_t?
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You can use z for size_t and t for ptrdiff_t like in
printf("%zu %td", size, ptrdiff);
But my manpage says some older library used a different character than z and discourages use of it. Nevertheless, it's standardized (by the C99 standard). For those intmax_t ...
How to merge two arrays in JavaScript and de-duplicate items
...ternet Explorer Technical Preview.
But if you use Babel, you can have it now.
const input = [
[1, 2, 3],
[101, 2, 1, 10],
[2, 1]
];
const mergeDedupe = (arr) => {
return [...new Set([].concat(...arr))];
}
console.log('output', mergeDedupe(input));
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Link to “pin it” on pinterest without generating a button
...error when trying to pin: Parameter 'method' (value link) is not one of unknown, uploaded, scraped, bookmarklet, email, iphone, button, ipad, android, android_tablet, api_sdk, extension, api_other, bad.. The solution is to keep the url as button but ignore the pinterest script. see stackoverflow.com...
How do I check if a string is valid JSON in Python?
In Python, is there a way to check if a string is valid JSON before trying to parse it?
4 Answers
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What is the maximum recursion depth in Python, and how to increase it?
...t a particularly efficient technique. Rewriting the algorithm iteratively, if possible, is generally a better idea.
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Use of *args and **kwargs [duplicate]
So I have difficulty with the concept of *args and **kwargs .
11 Answers
11
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What is the difference between sigaction and signal?
...ing to use signal() . To follow convention I should use sigaction() but if I was writing from scratch, which should I choose?
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Determine command line working directory when running node bin script
...ectory where command has been executed (not directory of the node package) if it's has not been changed by 'process.chdir' inside of application.
__filename returns absolute path to file where it is placed.
__dirname returns absolute path to directory of __filename.
If you need to load files from ...
How to tell if a tag failed to load
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The "onload" listener will be fired even if there's a javascript error.
– Luca Matteis
Feb 11 '09 at 21:38
38
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Deleting DataFrame row in Pandas based on column value
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how to do that if we don't know the column name?
– Piyush S. Wanare
Jul 3 '18 at 13:20
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