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What is the advantage of using heredoc in PHP? [closed]
...ng</li>
<li>$whatever</li>
<li>$testing123</li>
</ul>
</div>
HTML;
// Sometime later
echo $html;
It is easy to read and easy to maintain.
The alternative is echoing quoted strings, which end up containing escaped quotes and IDEs aren't ...
What is the purpose and use of **kwargs?
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@yashas123 No; if you loop over something that's empty, nothing happens, so whatever code might come next runs normally.
– J.G.
Nov 29 '19 at 14:22
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HTTP status code for update and delete?
...atus code is the request sent by the client is valid (DELETE mySite/entity/123) and the entity to delete does not exist.
– Martin
Dec 30 '11 at 21:27
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What's the difference between ConcurrentHashMap and Collections.synchronizedMap(Map)?
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Please also note that the ConcurrentHashMap does not allow null keys or values. So they are NOT equal alternatives of a synchronized map.
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Is the order of elements in a JSON list preserved?
...nswered Aug 27 '11 at 13:12
user123444555621user123444555621
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What is the exact meaning of IFS=$'\n'?
...cessary. Run new IFS in subshell to avoid overriding the default IFS:
ar=(123 321); ( IFS=$'\n'; echo ${ar[*]} )
Besides I don't really believe you recover the old IFS fully. You should double quote it to avoid line breaking such as OLDIFS="$IFS".
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Reference assignment operator in PHP, =&
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It's not deprecated and is unlikely to be. It's the standard way to, for example, make part of...
Algorithm to return all combinations of k elements from n
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Usage:
var result = Combinations(new[] { 1, 2, 3, 4, 5 }, 3);
Result:
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In Node.js, how do I “include” functions from my other files?
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123
Create two js files
// File cal.js
module.exports = {
sum: function(a,b) {
return...
Linux: compute a single hash for a given folder & contents?
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One possible way would be:
sha1sum path/to/folder/* | sha1sum
If there is a whole directory ...