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More elegant way of declaring multiple variables at the same time
To declare multiple variables at the "same time" I would do:
10 Answers
10
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In Python, how do I read the exif data for an image?
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Any Python 3 alternative?
– Santosh Kumar
Aug 30 '13 at 4:57
2
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How do I send a POST request with PHP?
...ld_query($data)
)
);
$context = stream_context_create($options);
$result = file_get_contents($url, false, $context);
if ($result === FALSE) { /* Handle error */ }
var_dump($result);
See the PHP manual for more information on the method and how to add headers, for example:
stream_context_cr...
In which scenario do I use a particular STL container?
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You now have unordered_map and unordered_set (and their multi variants) which are not in the flow chart but are good picks when you don't care about order but need to find elements by key. Their lookup is usually O(1) instead of O(log n).
– Aidiakapi
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Difference between left join and right join in SQL Server [duplicate]
... So why do we need RIGHT JOIN if we can achieve any desired result with just LEFT JOIN? :P
– user1857492
Dec 15 '15 at 5:03
1
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How to replace an item in an array with Javascript?
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@KarlTaylor It's just not very idiomatic. If you can use ES2017, use Array.prototype.includes instead.
– geon
Sep 5 '18 at 17:15
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Get current date in milliseconds
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There are several ways of doing this, although my personal favorite is:
CFAbsoluteTime timeInSeconds = CFAbsoluteTimeGetCurrent();
You can read more about this method here. You can also create a NSDate object and get time by calling timeIntervalSince1970 which...
Task continuation on UI thread
...ontinue doing stuff on the same context as before.
// while it is the default it is nice to be explicit about it with:
await Task.Run(() => do some stuff).ConfigureAwait(true);
However:
await Task.Run(() => do some stuff).ConfigureAwait(false);
// continue doing stuff on the same thread as ...
Force R not to use exponential notation (e.g. e+10)?
...nd these print methods listen to some options. Including 'scipen' -- a penalty for scientific display. From help(options):
‘scipen’: integer. A penalty to be applied when deciding to print
numeric values in fixed or exponential notation. Positive
values bias toward...
Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity
...ring[]) in its normal form
1: C(params string[]) in its expanded form
2: C<string>(string)
3: C(string, object)
Candidate zero is obviously inapplicable because string is not convertible to string[]. That leaves three.
Of the three, we must determine a unique best method. We do so by mak...