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Is there an upside down caret character?
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A powerful option – and one which also boosts creativity – is designing your own characters using box drawing characters.
Want a down pointing "caret"? Here's one: ╲╱
I've recently discovered them — and I take great pleasure at using such ...
Is there a standard for storing normalized phone numbers in a database?
What is a good data structure for storing phone numbers in database fields? I'm looking for something that is flexible enough to handle international numbers, and also something that allows the various parts of the number to be queried efficiently.
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Forcing a WPF tooltip to stay on the screen
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FWIW, I prefer this one precisely because it's global -- I want all tooltips in my app to persist longer without further fanfare. Doing this still allows you to selectively apply a smaller value in context-specific places, as well, exactly as i...
++someVariable vs. someVariable++ in JavaScript
...value of the expression is the original value"
Now when used as a standalone statement, they mean the same thing:
x++;
++x;
The difference comes when you use the value of the expression elsewhere. For example:
x = 0;
y = array[x++]; // This will get array[0]
x = 0;
y = array[++x]; // This wil...
Python pandas: fill a dataframe row by row
...hard to accomplish. There are 3 stackoverflow questions relating to this, none of which give a working answer.
4 Answers
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Example for sync.WaitGroup correct?
...ted result, but I am unsure about the wg.Add(4) and the position of wg.Done() . Does it make sense to add the four goroutines at once with wg.Add() ?
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How can I find the data structure that represents mine layout of Minesweeper in memory?
...ef to operand (X)" command to see where it is called. There should be just one call.
Now look above for RegisterClass function and it's parameter WndClass.lpfnWndProc. I already named function mainWndProc in my case.
.text:0100225D mov [ebp+WndClass.lpfnWndProc], offset mainWn...
Performance of static methods vs instance methods
...n the noise of various compiler decisions. (Hence two people could "prove" one better than the other with disagreeing results). Not least since the this is normally passed in a register and is often in that register to begin with.
This last point means that in theory, we should expect a static meth...
How to filter rows in pandas by regex
I would like to cleanly filter a dataframe using regex on one of the columns.
7 Answers
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Android: When is onCreateOptionsMenu called during Activity lifecycle?
I put a couple of breakpoints in onCreate (one at the beginning, and one at the end of the method), and I also put one at the beginning of onCreateOptionsMenu . The onCreate method is called first, and before it finishes onCreateOptionsMenu is called.
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