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How to loop through an associative array and get the key? [duplicate]
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If you use array_keys(), PHP will give you an array filled with just the keys:
$keys = array_keys($arr);
foreach($keys as $key) {
echo($key);
}
Alternatively, you can do this:
foreach($arr as $key => $value) {
echo($key);
}
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How do you convert a time.struct_time object into a datetime object?
How do you convert a Python time.struct_time object into a datetime.datetime object?
3 Answers
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CGridCellNumeric - A numeric cell class for the MFC Grid - C/C++ - 清...
... is done on the fly as the user is typing. All validation is done in the EN_UPDATE message handler, so any cut/copy and paste operations are immediately validated. If the user deletes the text in the cell, the value is set to zero.
Using the CGridCellNumeric class
Download and unzip the ...
Differences between Perl and PHP [closed]
...d slices are assignable, which has all sorts of uses. In PHP, you use array_slice to extract a slice and array_splice to assign to a slice.
You can leave out the argument to the subscript operator in PHP for a bit of magic. In Perl, you can't leave out the subscript.
Perl hashes are unordered.
Perl ...
Are booleans as method arguments unacceptable? [closed]
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@Rich: thedailywtf.com/Articles/What_Is_Truth_0x3f_.aspx
– Dan Dyer
Jan 12 '11 at 19:25
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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
... edited May 4 '15 at 7:47
nazar_art
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answered Nov 6 '12 at 8:42
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How to set layout_weight attribute dynamically from code?
How can I set the value for the attribute layout_weight for button in android dynamically from java code ?
9 Answers
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Giving a border to an HTML table row,
...sarily limits functionality to achieve the goal.
– me_
Jan 28 '18 at 7:14
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How to find unused images in an Xcode project?
...echo "$i"
fi
done
# Ex: to remove from git
# for i in `./script/unused_images.sh`; do git rm "$i"; done
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Why do most fields (class members) in Android tutorial start with `m`?
... with a lower case letter.
Public static final fields (constants) are ALL_CAPS_WITH_UNDERSCORES.
Note that the linked style guide is for code to be contributed to the Android Open Source Project.
It is not a style guide for the code of individual Android apps.
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