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Print current call stack from a method in Python code
... stack to stderr, you can use:
traceback.print_stack()
Or to print to stdout (useful if want to keep redirected output together), use:
traceback.print_stack(file=sys.stdout)
But getting it via traceback.format_stack() lets you do whatever you like with it.
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IntelliJ Organize Imports
Does IntelliJ have an Organize Imports feature similar to that in Eclipse?
What I have is a Java file with multiple classes missing their imports. Example:
...
Why C# implements methods as non-virtual by default?
Unlike Java, why does C# treat methods as non-virtual functions by default? Is it more likely to be a performance issue rather than other possible outcomes?
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How to change UIPickerView height
... applications seem to have shorter PickerViews but setting a smaller frame doesn't seem to work and the frame is locked in Interface Builder.
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See “real” commit date in github (hour/day)
...
I had no idea you could do this...this helped me out. But I wonder, is there a git command you can enter that'll display this information if you pass in the commit hash?
– CF_HoneyBadger
Mar 23 '15 at 16:41
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Cocoa: What's the difference between the frame and the bounds?
...very top left corner of the wall. To move it right, increase x, to move it down increase y.
To help me remember bounds, I think of a basketball court where sometimes the basketball gets knocked out of bounds. You are dribbling the ball all over the basketball court, but you don't really care where ...
Call Go functions from C
...
package foo
// extern int goCallbackHandler(int, int);
//
// static int doAdd(int a, int b) {
// return goCallbackHandler(a, b);
// }
import "C"
//export goCallbackHandler
func goCallbackHandler(a, b C.int) C.int {
return a + b
}
// This is the public function, callable from outside thi...
Java dynamic array sizes?
...ept the overhead of having to reallocate it needs to grow in size. When it does you'll have to allocate a new one and copy the data from the old to the new:
int[] oldItems = new int[10];
for (int i = 0; i < 10; i++) {
oldItems[i] = i + 10;
}
int[] newItems = new int[20];
System.arraycopy(old...
Kill process by name?
...l
>>> import os
>>> p = subprocess.Popen(['ps', '-A'], stdout=subprocess.PIPE)
>>> out, err = p.communicate()
gives you ps -A's output in the out variable (a string). You can break it down into lines and loop on them...:
>>> for line in out.splitlines():
... ...
How can I create a UIColor from a hex string?
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I've found the simplest way to do this is with a macro. Just include it in your header and it's available throughout your project.
#define UIColorFromRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16))/255.0 green:((float...