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Mac zip compress without __MACOSX folder?
... ~ -type f -name '*.zip' -exec zip -d '{}' __MACOSX/\* \;. Substitute your starting point for ~.
– Chris Johnson
Jun 27 '17 at 12:05
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Element-wise addition of 2 lists?
... lifting. For the speed freaks: it seems that the numpy solution is faster starting around n = 8.
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How to vertically align text inside a flexbox?
...ever, one item must be pinned to the top, so it is set to align-self: flex-start.
example
How is the text a flex item?
Some people may be wondering how a run of text...
<li>This is the text</li>
is a child element of the li.
The reason is that text that is not explicitly wrapped...
How can I get jQuery to perform a synchronous, rather than asynchronous, Ajax request?
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Note: You shouldn't use async: false due to this warning messages:
Starting with Gecko 30.0 (Firefox 30.0 / Thunderbird 30.0 / SeaMonkey 2.27), synchronous requests on the main thread have been deprecated due to the negative effects to the user experience.
Chrome even warns about this in t...
Difference between \b and \B in regex
...d a non-word character (anything matched by [^\w] or \W) as well as at the start and/or end of the string if the first and/or last characters in the string are word characters.
Example: .\b matches c in abc
\B is a zero-width non-word boundary. Specifically:
Matches at the position between tw...
How to check that an object is empty in PHP?
...erties at all
}
If SimpleXMLElement is more than one level deep, you can start by converting it to a pure array:
$obj = simplexml_load_file($url);
// `json_decode(json_encode($obj), TRUE)` can be slow because
// you're converting to and from a JSON string.
// I don't know another simple way to do...
How to swap two variables in JavaScript
...cal values. It also converts non-numeric values to 32-bit integers. If you start with a = "hi" and b = "there", you end up with a == 0 and b == 0.
– Ted Hopp
Jan 16 '15 at 17:25
1
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How can I find the last element in a List?
...t value (or default constructed valye if the list is empty). This function starts at the end of the list so will be Big O(1) or constant time, despite the method normally being O(n).
//somewhere in your codebase, a strange delegate is defined
private static bool alwaysTrue(string in)
{
return t...
Java time-based map/cache with expiring keys [closed]
... initialize();
}
void initialize() {
new CleanerThread().start();
}
@Override
public V put(K key, V value) {
Date date = new Date();
timeMap.put(key, date.getTime());
System.out.println("Inserting : " + sdf.format(date) + " : " + key + " : " + v...
Check with jquery if div has overflowing elements
...ifferent cases that could cause it. Just a quick example of where to maybe start. Op's specific case will probably define what needs to be checked for
– Doozer Blake
Oct 5 '11 at 23:25
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