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What exactly is metaprogramming?
... eval("x" + i). DoSomething() would affect an object called x1 when i is 1 and x2 when i is 2.
Finally, another common form of metaprogramming is when the program can change itself in non-trivial fashions. LISP is well known for this and is something Paul Graham championed about a decade ago. I'll ...
Execute command on all files in a directory
...ich need to be run through a program. The program outputs the results to standard out. I need a script that will go into a directory, execute the command on each file, and concat the output into one big output file.
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Want to exclude file from “git diff”
... subdirectory called .gitattributes with the line irrelevant.php -diff
and I have also tried creating a file called .git/info/attributes containing db/irrelevant.php .
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Directory-tree listing in Python
How do I get a list of all files (and directories) in a given directory in Python?
20 Answers
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Using MySQL with Entity Framework [closed]
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Does this support EF4 and VS2010? I installed the connector and tried to add a new connection in VS2010 but MySQL does not show up in the list of providers
– Abhijeet Patel
May 13 '10 at 7:07
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Copying the GNU screen scrollback buffer to a file (extended hardcopy)
...back buffer to a file? I.e., a more powerful version of the 'hardcopy' command?
7 Answers
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Wrapping StopWatch timing with a delegate or lambda?
I'm writing code like this, doing a little quick and dirty timing:
10 Answers
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Passing arguments to “make run”
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@Rob: Nmake has never supported ${} for macro expansion, and it appears to be an archaic form now in make. $() is recommended by every online tutorial I've looked at. $() is also more consistent with other tools such as bash.
– John Knoeller
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Keyboard shortcuts with jQuery
...was originally asked, John Resig (the primary author of jQuery) has forked and improved the js-hotkeys project. His version is available at:
http://github.com/jeresig/jquery.hotkeys
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Finding duplicates in O(n) time and O(1) space
...ns in O(N) time. A swap only occurs if there is an i such that A[i] != i, and each swap sets at least one element such that A[i] == i, where that wasn't true before. This means that the total number of swaps (and thus the total number of executions of the while loop body) is at most N-1.
The seco...