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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...tching from iostreams to OS-specific I/O APIs and custom buffer management does give an order of magnitude improvement.
4 A...
How to name variables on the fly?
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This is how to do this. There's a meta-question here which is, "Should I do this?" The answer is almost always "no". Named elements in a list are almost always preferred.
– Ari B. Friedman
Jul 20 '1...
Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
...eason. So when should I use them? In which context? For what purposes?
I don't know, personally I think of it as an API design accident. Slightly forced by compound components having special ideas about child sizes. "Slightly", because they should have implemented their needs with a custom LayoutM...
How can I see incoming commits in git? [duplicate]
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incoming isn't quite a direct mapping in git because you can (and I often do) have multiple repos you're pulling from, and each repo has multiple branches.
If there were an equivalent of hg's incoming command, it'd probably be this:
git fetch && git log ..origin/master
That is, "go grab...
Why use argparse rather than optparse?
I noticed that the Python 2.7 documentation includes yet another command-line parsing module. In addition to getopt and optparse we now have argparse .
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what does the __file__ variable mean/do?
...ess some confusion first. __file__ is not a wildcard it is an attribute. Double underscore attributes and methods are considered to be "special" by convention and serve a special purpose.
http://docs.python.org/reference/datamodel.html shows many of the special methods and attributes, if not all ...
Git Symlinks in Windows
Our developers use a mix of Windows and Unix based OS's. Therefore, symlinks created on Unix machines become a problem for Windows developers. In windows (msysgit), the symlink is converted to a text file with a path to the file it points to. Instead, I'd like to convert the symlink into an actual W...
How to test multiple variables against a value?
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You misunderstand how boolean expressions work; they don't work like an English sentence and guess that you are talking about the same comparison for all names here. You are looking for:
if x == 1 or y == 1 or z == 1:
x and y are otherwise evaluated on their own (False if 0,...
Match two strings in one line with grep
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the first option: piping one grep into a second does NOT produce an OR result it produces an AND result.
– masukomi
Oct 23 '15 at 16:56
3
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Pipe output and capture exit status in Bash
... zsh) would be to enable pipefail:
set -o pipefail
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The first option does not work with zsh due to a little bit different syntax.
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