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what is .netrwhist?
...the XDG base directory specifications in order to prevent your home folder from being littered up by dotfiles like ~/.vim, you may want to split cached files and history files from your configuration (which usually resides in the runtime path). So for example, to store .netrwhist in ~/.cache/vim, yo...
“Too many values to unpack” Exception
... error, I run it on python prompt it is running, but while taking response from web it gives me this exception. can you please suggest whats going wrong.
– MegaBytes
Jan 10 '15 at 8:03
...
Why in Java 8 split sometimes removes empty strings at start of result array?
...of the reference implemetation in Java 7 and Java 8. The code is retrieved from grepcode, for version 7u40-b43 and 8-b132.
Java 7
public String[] split(CharSequence input, int limit) {
int index = 0;
boolean matchLimited = limit > 0;
ArrayList<String> matchList = new ArrayList...
Vertical (rotated) label in Android
...p.REPLACE);
super.draw(canvas);
}
}
By default, rotated text is from top to bottom. If you set android:gravity="bottom", then it's drawn from bottom to top.
Technically, it fools underlying TextView to think that it's normal rotation (swapping width/height in few places), while drawing i...
Do you have to put Task.Run in a method to make it async?
...can use TaskCompletionSource<T> or one of its shortcuts (TaskFactory.FromAsync, Task.FromResult, etc). I don't recommend wrapping an entire method in Task.Run; synchronous methods should have synchronous signatures, and it should be left up to the consumer whether it should be wrapped in a Tas...
How do I get a file extension in PHP?
...
People from other scripting languages always think theirs is better because they have a built-in function to do that and not PHP (I am looking at Pythonistas right now :-)).
In fact, it does exist, but few people know it. Meet path...
Computational complexity of Fibonacci Sequence
...rect hypothesis is to say that T(n) <= c*2^n for some fixed c, and then from the conclusion of the inductive proof, you can infer that T(n) = O(2^n)
– amnn
Jul 3 '16 at 10:36
1
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fork() branches more than expected?
...However, what printf() really does is buffer its output. So the first dot from when there were only two processes does not appear when written. Those dots remain in the buffer—which is duplicated at fork(). It is not until the process is about to exit that the buffered dot appears. Four proces...
Why C# implements methods as non-virtual by default?
... like the old "If we give you the power you might hurt yourself" argument. From programmers?!
It seems to me like the coder who didn't know enough (or have enough time) to design their library for inheritance and/or extensibility is the coder who's produced exactly the library I'm likely to have to...
How to pause / sleep thread or process in Android?
...ynewbutton = mybutton; and use mynewbutton in the Handler and the Runnable from there on.
– Dzhuneyt
May 17 '13 at 13:19
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