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javascript remove “disabled” attribute from html input
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Set the element's disabled property to false:
document.getElementById('my-input-id').disabled = false;
If you're using jQuery, the equivalent would be:
$('#my-input-id').prop('disabled', false);
For several input fields, you may access them by class instead:
var inputs = document.getEl...
Positioning a div near bottom side of another div
...td">
<html><body>
<div style='background-color: yellow; width: 70%;
height: 100px; position: relative;'>
Outer
<div style='background-color: green;
position: absolute; left: 0; width: 100%; bottom: 0;'>
<div style='background-...
Git's famous “ERROR: Permission to .git denied to user”
...thub.com/en/articles/connecting-to-github-with-ssh and various, various guides. I am unable to git push -u origin master or git push origin master ( the same command ).
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Copy all files with a certain extension from all subdirectories
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That exec is technically less efficient than passing into xargs, which will do it all in as few cp calls as possible: find . -name '*.xls' -print0 | xargs -0 cp -t destdir
– Taywee
Jul 1 '16 at 16:32
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How do I flag a method as deprecated in Objective-C 2.0?
...ants available which should be used instead (some of the old ones actually call the new ones, but the overall class interface is getting messy).
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Difference between android.app.Fragment and android.support.v4.app.Fragment
... If you override onAttach(), please see this thread to avoid it not being called under some circumstances with android.app.Fragment: stackoverflow.com/questions/32083053/…
– Hong
Jul 26 '17 at 22:11
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std::string length() and size() member functions
... the answers for this question and found that there is actually a method called length() for std::string (I always used size() ). Is there any specific reason for having this method in std::string class? I read both MSDN and CppRefernce, and they seem to indicate that there is no difference...
How do I draw a grid onto a plot in Python?
...ing even after changing these parameters then use
plt.grid(True)
before calling
plt.show()
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git: switch branch without detaching head
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# first time: make origin/branchname locally available as localname
git checkout -b localname origin/branchname
# othertimes
git checkout localname
git push origin
For convenience, you may use the same string for localname & branchname
When you checked ...
What's the equivalent for eclipse's ALT+UP/DOWN (move line) in Visual Studio?
...he line below the namespace declaration, R# will combine them and the next call to <kbd>Ctrl</kbd> + <kbd>Shift</kbd> + <kbd>Alt</kbd> + <kbd>&darr;</kbd> will move both the namespace and the using line all the way to the end of the former namespac...