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How to find if a given key exists in a C++ std::map
...ere is only a single key in a std::map. So count will either be 0 or 1. Is one more efficient than the other?
– goelakash
Jul 17 '15 at 7:38
37
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How to modify list entries during for loop?
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@Navin: Because a[i] = s.strip() only does one indexing operation.
– martineau
Sep 5 '17 at 19:03
1
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Assign variable in if condition statement, good practice or not? [closed]
I moved one years ago from classic OO languages such like Java to JavaScript. The following code is definitely not recommended (or even not correct) in Java:
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When do you use POST and when do you use GET?
... collects a password or other sensitive information is not the best idea.
One final note: POST can transmit a larger amount of information than GET. 'POST' has no size restrictions for transmitted data, whilst 'GET' is limited to 2048 characters.
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Hudson or Teamcity for continuous integration? [closed]
...en the appropriate files in the IDE.
There are plugins available (I wrote one: http://team-piazza.googlecode.com), but not many.
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How to get the number of Characters in a String?
...the blog post "Text normalization in Go"
What is a character?
As was mentioned in the strings blog post, characters can span multiple runes.
For example, an 'e' and '◌́◌́' (acute "\u0301") can combine to form 'é' ("e\u0301" in NFD). Together these two runes are one character.
The definitio...
Implementing MVC with Windows Forms
...anged for your application. (Service-oriented architecture)
Updates being done by CRUD operations
Updates being done with the command pattern (sending commands to backend server)
Lots of usages of data binding / no usages of data binding
Most data being “table like” (e.g. invoices) that work wel...
Getting an element from a Set
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If you have an equal object, why do you need the one from the set? If it is "equal" only by a key, an Map would be a better choice.
Anyway, the following will do it:
Foo getEqual(Foo sample, Set<Foo> all) {
for (Foo one : all) {
if (one.equals(sample)) {
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How to exclude certain messages by TAG name using Android adb logcat?
...is an example of such an expression:
"/^(?:emails|tags|addresses)"
This one would check for either of the given to occur, grep would then not list them.
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Long press gesture on UICollectionViewCell
...path");
} else {
// get the cell at indexPath (the one you long pressed)
UICollectionViewCell* cell =
[self.collectionView cellForItemAtIndexPath:indexPath];
// do stuff with the cell
}
}
Swift
class Some {
@objc func handleLongPress(gestur...