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How to send a simple string between two programs using pipes?
I tried searching on the net, but there are hardly any resources. A small example would suffice.
7 Answers
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How to name and retrieve a stash by name in git?
I was always under the impression that you could give a stash a name by doing git stash save stashname , which you could later on apply by doing git stash apply stashname . But it seems that in this case all that happens is that stashname will be used as the stash description.
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How to check permissions of a specific directory?
I know that using ls -l "directory/directory/filename" tells me the permissions of a file. How do I do the same on a directory?
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What is :: (double colon) in Python when subscripting sequences?
I know that I can use something like string[3:4] to get a substring in Python, but what does the 3 mean in somesequence[::3] ?
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How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...hat is the proper way to get a list of all available serial ports/devices on a Linux system?
12 Answers
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What's the syntax for mod in java
As an example in pseudocode:
17 Answers
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Is PHP's count() function O(1) or O(n) for arrays?
Does count() really count the all the elements of a PHP array, or is this value cached somewhere and just gets retrieved?
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How does git compute file hashes?
The SHA1 hashes stored in the tree objects (as returned by git ls-tree ) do not match the SHA1 hashes of the file content (as returned by sha1sum )
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Regex using javascript to return just numbers
If I have a string like "something12" or "something102", how would I use a regex in javascript to return just the number parts?
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Limit text length to n lines using CSS
Is it possible to limit a text length to "n" lines using CSS (or cut it when overflows vertically).
13 Answers
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