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How do I check if an element is really visible with JavaScript? [duplicate]
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Isn't that a IE only solution ?
– e-satis
Oct 5 '09 at 16:08
2
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What is the difference between String.slice and String.substring?
...ly like substr() in Firefox. This behavior is observed in both Firefox and IE.
If stop is negative: sets stop to: string.length – Math.abs(stop) (original value), except bounded at 0 (thus, Math.max(0, string.length + stop)) as covered in the ECMA specification.
Source: Rudimentary Art of Progra...
Which mime type should I use for mp3
...et-stream
Opera (mp3): audio/mp3
Opera (zip): application/octet-stream
IE (mp3): audio/mpeg
IE (zip): application/x-zip-compressed
So if you need several file types to upload, you better make some tests so that every browser could upload a file and pass mime type check.
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When do I use the PHP constant “PHP_EOL”?
... '18 at 14:02
Félix Gagnon-Grenier
6,92299 gold badges4242 silver badges5454 bronze badges
answered Sep 24 '08 at 17:35
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Is errno thread-safe?
... a service that can access the
per-thread error number as follows
(ISO/IEC 9945:1-1996, §2.4):
Some functions may provide the error number in a variable accessed
through the symbol errno. The symbol
errno is defined by including the
header , as specified by the
C Standard ... For e...
Split array into chunks
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Modified from an answer by dbaseman: https://stackoverflow.com/a/10456344/711085
Object.defineProperty(Array.prototype, 'chunk_inefficient', {
value: function(chunkSize) {
var array = this;
return [].concat.apply...
JavaScript closure inside loops – simple practical example
...nction() {
console.log("My value: " + i);
};
}
Beware, though, that IE9-IE11 and Edge prior to Edge 14 support let but get the above wrong (they don't create a new i each time, so all the functions above would log 3 like they would if we used var). Edge 14 finally gets it right.
ES5.1 soluti...
Auto Resize Image in CSS FlexBox Layout and keeping Aspect Ratio?
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Tried a lot of things, but your align-items:center on the parent is the only one that did the trick.
– Micros
Dec 11 '17 at 14:31
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Join strings with a delimiter only if strings are not null or empty
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@aga's solution is great, but it doesn't work in older browsers like IE8 due to the lack of Array.prototype.filter() in their JavaScript engines.
For those who are interested in an efficient solution working in a wide range of browsers (including IE 5.5 - 8) and which doesn't require jQuery, ...
HTML Submit-button: Different value / button-text?
... created with the INPUT element, but they offer richer rendering possibilities: the BUTTON element may have content.
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