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What does “|=” mean? (pipe equal operator)
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|= reads the same way as +=.
notification.defaults |= Notification.DEFAULT_SOUND;
is the same as
notification.defaults = notification.defaults | Notification.DEFAULT_SOUND;
where | is the bit-wise OR operator.
All operators are refer...
How to revert multiple git commits?
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Expanding what I wrote in a comment
The general rule is that you should not rewrite (change) history that you have published, because somebody might have based their work on it. If you rewrite (change) history, you would make problems with merging their ...
How to customize an end time for a YouTube video?
I'm trying to figure out how I can specify a custom end time for an embedded YouTube video. I know that I can customize the start time by adding &start=30 , but I haven't seen anything relating to the end time.
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Set up git to pull and push all branches
...u have not cleaned up (features, hotfix's) - or did not clean up properly (me), this will flood your remote. Damn. And we just did a pruning. Not sure why my local had so many branches left over.
– Jack
Apr 3 '14 at 21:15
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Lambda capture as const reference?
...of n3092:
capture:
identifier
& identifier
this
The text only mention capture-by-copy and capture-by-reference and doesn't mention any sort of const-ness.
Feels like an oversight to me, but I haven't followed the standardization process very closely.
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How do I specify the Linq OrderBy argument dynamically?
How do I specify the argument passed to orderby using a value I take as a parameter?
11 Answers
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What's the best way to retry an AJAX request on failure using jQuery?
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Something like this:
$.ajax({
url : 'someurl',
type : 'POST',
data : ....,
tryCount : 0,
retryLimit : 3,
success : function(json) {
//do something
},
error : function(xhr, textStatu...
When is null or undefined used in JavaScript? [duplicate]
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The DOM methods getElementById(), nextSibling(), childNodes[n], parentNode() and so on return null (defined but having no value) when the call does not return a node object.
The property is defined, but the object it refers to does...
List comprehension vs map
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map may be microscopically faster in some cases (when you're NOT making a lambda for the purpose, but using the same function in map and a listcomp). List comprehensions may be faster in other cases and most (not all) pythonistas consider them more direct and clea...
RegEx match open tags except XHTML self-contained tags
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You can't parse [X]HTML with regex. Because HTML can't be parsed by re...