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Null check in an enhanced for loop
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101
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UIStatusBarStyle PreferredStatusBarStyle does not work on iOS 7
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87
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Why C# fails to compare two object types with each other but VB doesn't?
...he "default" reference comparison.
In VB, the = operator does a whole lot more work - it's not even just equivalent to using object.Equals(x, y), as things like Option Compare can affect how text is compared.
Fundamentally the operators don't work the same way and aren't intended to work the same ...
What's the difference between @JoinColumn and mappedBy when using a JPA @OneToMany association
...olumn with a foreign key to the referenced table" ? Could you explain some more pls.
– Mike
Aug 13 '12 at 16:33
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Identify if a string is a number
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358
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How to set timeout on python's socket recv method?
...ecv() will never block indefinitely. select() can also be used to wait on more than one socket at a time.
import select
mysocket.setblocking(0)
ready = select.select([mysocket], [], [], timeout_in_seconds)
if ready[0]:
data = mysocket.recv(4096)
If you have a lot of open file descriptors, ...
Detecting a mobile browser
...ion of 800x600 or less was a mobile device too, narrowing your target even more (although these days many mobile devices have much greater resolutions than this)
i.e
function detectMob() {
return ( ( window.innerWidth <= 800 ) && ( window.innerHeight <= 600 ) );
}
Referenc...
How to run Visual Studio post-build events for debug build only
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C++ catching all exceptions
... exception that is not caught, yet the code is clearly in C++. It would be more helpful to state that this will "catch all C++ exceptions" and then add some mention of structured exceptions to the notes on limited usefulness.
– omatai
Feb 5 '13 at 1:57
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Concatenating two lists - difference between '+=' and extend()
I've seen there are actually two (maybe more) ways to concatenate lists in Python:
One way is to use the extend() method:
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