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How to repeat last command in python interpreter shell?
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I use the following to enable history on python shell.
This is my .pythonstartup file . PYTHONSTARTUP environment variable is set to this file path.
# python startup file
import readline
import rlcompleter
import atexit
import os
# ta...
Getting the exception value in Python
.... Often, args[0] will be an error message.
It should be noted that just using str will return an empty string if there's no error message whereas using repr as pyfunc recommends will at least display the class of the exception. My take is that if you're printing it out, it's for an end user that do...
How can I create Min stl priority_queue?
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Use std::greater as the comparison function:
std::priority_queue<int, std::vector<int>, std::greater<int> > my_min_heap;
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How to increase heap size of an android application?
I am writing an Android application which uses several 3D models. Such a model with textures can take up a lot of memory. I found out the manufacturer sets a limit on the heap size an application can use. For example my tablet Samsung Galaxy Tab 8.9 P7310 can take up 64MB of memory.
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Remove large .pack file created by git
I checked a load of files in to a branch and merged and then had to remove them and now I'm left with a large .pack file that I don't know how to get rid of.
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How can I reliably get an object's address when operator& is overloaded?
Consider the following program:
5 Answers
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Why is enum class preferred over plain enum?
I heard a few people recommending to use enum classes in C++ because of their type safety .
9 Answers
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How do I get the coordinates of a mouse click on a canvas element?
... click event handler to a canvas element that will return the x and y coordinates of the click (relative to the canvas element)?
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Throwing exceptions from constructors
I'm having a debate with a co-worker about throwing exceptions from constructors, and thought I would like some feedback.
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