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When you exit a C application, is the malloc-ed memory automatically freed?
...it is better to free it explicitly. The issue isn't just that your code looks bad. You may decide you want to integrate your small program into a larger, long running one. Then a while later you have to spend hours tracking down memory leaks.
Relying on a feature of an operating system also makes th...
Can “this” ever be null in Java?
...s to ridicule the developer that wrote it.. But then, I figured I should make sure I was right first.
11 Answers
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How can I check MySQL engine type for a specific table?
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GregGreg
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Add params to given URL in Python
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There are a couple of quirks with the urllib and urlparse modules. Here's a working example:
try:
import urlparse
from urllib import urlencode
except: # For Python 3
import urllib.parse as urlparse
from urllib.parse import urlencode
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?
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The *args and **kwargs is a common idiom to allow arbitrary number of arguments to functions as described in the section more on defining functions in the Python documentation.
The *args will give you all function parameters as a tuple:
de...
What is the difference between . (dot) and $ (dollar sign)?
... operator is for avoiding parentheses. Anything appearing after it will take precedence over anything that comes before.
For example, let's say you've got a line that reads:
putStrLn (show (1 + 1))
If you want to get rid of those parentheses, any of the following lines would also do the same th...
Text Editor which shows \r\n? [closed]
I'm looking for a text editor that can show me the actual carriage returns and newlines.
17 Answers
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How can I write output from a unit test?
... tests to either Debug.Write(line) or Console.Write(Line) simply gets skipped over while debugging and the output is never printed. Calls to these functions from within classes I'm using work fine.
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Difference between SPI and API?
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Peter Mortensen
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answered Jun 2 '10 at 10:30
Joachim SauerJoac...
Vim: Move cursor to its last position
...sor to its previous position (while in normal mode)? Something to cycle back and forth in the list of previous cursor positions would be ideal. But also just to switch to the last location would suffice (something like cd - in bash with directories).
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