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SVN repository backup strategies
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I use svnsync, which sets up a remote server as a mirror/slave. We had a server go down two weeks ago, and I was able to switch the slave into primary position quite easily (only had to reset the UUID on the slave repository to the original).
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How can I quickly sum all numbers in a file?
I have a file which contains several thousand numbers, each on it's own line:
33 Answers
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How do I remove the “extended attributes” on a file in Mac OS X?
I have an AppleScript script that runs a stress test. Part of the test is to open, save, and close certain files. Somehow, the files have picked up some "extended attributes" that prohibit the files from being saved. That causes the stress test to fail.
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How to detect if a script is being sourced
... Unfortunately it's not guaranteed to work. If the user has set BASH_ENV, $_ at the top of the script will be the last command run from BASH_ENV.
– Mikel
Apr 4 '11 at 22:14
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How do you implement a class in C? [closed]
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That depends on the exact "object-oriented" feature-set you want to have. If you need stuff like overloading and/or virtual methods, you probably need to include function pointers in structures:
typedef struct {
float (*computeArea)(const ShapeClass *shape);
} ShapeClass;
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What are good grep tools for Windows? [closed]
... the filename if a file contains a match.
/O Prints character offset before each matching line.
/P Skip files with non-printable characters.
/OFF[LINE] Do not skip files with offline attribute set.
/A:attr Specifies color attribute with two hex digits. See "color /?"
/F:...
Get current time in seconds since the Epoch on Linux, Bash
I need something simple like date , but in seconds since 1970 instead of the current date, hours, minutes, and seconds.
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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
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q does not reset any previously staged changes. Whatever you have already staged remains staged.
– Alexander Bird
Oct 20 '14 at 21:39
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Java regex email
First of all, I know that using regex for email is not recommended but I gotta test this out.
20 Answers
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...rt of the MapReduce paradigm, which deals with orderless collections (multisets), Fold is formally defined in terms of recursion (see catamorphism) and thus assumes a structure / sequence to the collections.
There is no fold method in Scalding because under the (strict) Map Reduce programming model...