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Convert string to nullable type (int, double, etc…)
...tring.IsNullOrWhiteSpace() if you use .Net4
– Sergej Andrejev
Nov 12 '10 at 12:57
1
@andrefadila ...
What is the difference between sigaction and signal?
I was about to add an extra signal handler to an app we have here and I noticed that the author had used sigaction() to set up the other signal handlers. I was going to use signal() . To follow convention I should use sigaction() but if I was writing from scratch, which should I choose?
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Java 8: Lambda-Streams, Filter by Method with Exception
.... So that would be the point where that checked exception would be thrown, and at that place it isn't declared.
You can deal with it by using a wrapper of your lambda that translates checked exceptions to unchecked ones:
public static <T> T uncheckCall(Callable<T> callable) {
try {
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apt-get for Cygwin?
... apt-cyg orks really well. Just installed rsync, openssh, mc and others.
– Jako
Feb 14 '13 at 0:51
9
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Make absolute positioned div expand parent div height
... width: 145px;
float: left;
}
Finally, add a clearfix to the parent and you're done (see the fiddle for the complete solution).
Generally, as long as the element with absolute position is positioned at the top of the parent element, chances are good that you find a workaround by floating the...
Clear android application user data
...e for other apps, since it is store in private_mode. So executing this command could probalby only work on rooted devices. Otherwise you should try another approach.
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Cast an instance of a class to a @protocol in Objective-C
... edited Mar 21 '17 at 21:08
Alexander Abakumov
9,59199 gold badges6363 silver badges9999 bronze badges
answered Nov 26 '10 at 1:47
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How to use a decimal range() step value?
Is there a way to step between 0 and 1 by 0.1?
33 Answers
33
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How to merge a transparent png image with another image using PIL
I have a transparent png image "foo.png"
and I've opened another image with
7 Answers
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How does std::forward work? [duplicate]
I know what it does and when to use it but I still can't wrap my head around how it works. Please be as detailed as possible and explain when std::forward would be incorrect if it was allowed to use template argument deduction.
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