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Callback functions in Java
... @Omar, agreed. I've come back to Java after a long stint with C# and really miss lambdas/delegates. Come on Java!
– Drew Noakes
May 2 '11 at 14:56
4
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How to check if any flags of a flag combination are set?
...f you want to know if letter has any of the letters in AB you must use the AND & operator. Something like:
if ((letter & Letters.AB) != 0)
{
// Some flag (A,B or both) is enabled
}
else
{
// None of them are enabled
}
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javascript i++ vs ++i [duplicate]
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
8 Answers
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How to delay the .keyup() handler until the user stops typing?
... works:
The delay function will return a wrapped function that internally handles an individual timer, in each execution the timer is restarted with the time delay provided, if multiple executions occur before this time passes, the timer will just reset and start again.
When the timer finally ends, ...
Does the GitHub traffic graph include your own views?
I have several projects on GitHub, and they all have the traffic graph where I can view how much traffic my repository is getting.
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Iterating over every two elements in a list
...+ y)
In Python 3, you can replace izip with the built-in zip() function, and drop the import.
All credit to martineau for his answer to my question, I have found this to be very efficient as it only iterates once over the list and does not create any unnecessary lists in the process.
N.B: This ...
What does “Object reference not set to an instance of an object” mean? [duplicate]
I am receiving this error and I'm not sure what it means?
8 Answers
8
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Is there a way to 'uniq' by column?
...eed the ,1 in -k1,1? why not just -k1?
– hello_there_andy
Nov 24 '14 at 20:10
19
@hello_there_and...
Installing pip packages to $HOME folder
...This should result in the hg script being installed in $HOME/.local/bin/hg and the rest of the hg package in $HOME/.local/lib/pythonx.y/site-packages/.
Note, that the above is true for Python 2.6. There has been a bit of controversy among the Python core developers about what is the appropriate di...
How to lay out Views in RelativeLayout programmatically?
...rt from setting the ids of a childview, adding childview to the parentview and calling requestLayout() on childview before setting the rules of the other childview made things work. Hope this helps someone
– 2cupsOfTech
Aug 26 '15 at 16:46
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