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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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How can I eliminate slow resolving/loading of localhost/virtualhost (a 2-3 second lag) on Mac OS X L
Since setting up my development environments on Mac OS X Lion (brand new macbook air purchased in January 2012), I have noticed that resolving to a virtual host is very slow (around 3 seconds) the first time but after that is fast as long as I continue loading it regularly.
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Plot two graphs in same plot in R
I would like to plot y1 and y2 in the same plot.
16 Answers
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Why does the C preprocessor interpret the word “linux” as the constant “1”?
Why does the C preprocessor in GCC interpret the word linux (small letters) as the constant 1 ?
5 Answers
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What must I know to use GNU Screen properly? [closed]
...ving a hard time getting used to it. That makes me think about the essential things he needs to know about the excellent Screen utility, the same things that you'd think worthwhile to teach someone, a beginner, from the ground up. What are some analogies and handy tips for remembering binds, etc.?...
Simple (non-secure) hash function for JavaScript? [duplicate]
Can anyone suggest a simple (i.e. tens of lines of code, not hundreds of lines) hash function written in (browser-compatible) JavaScript? Ideally I'd like something that, when passed a string as input, produces something similar to the 32 character hexadecimal string that's the typical output of MD...
Count occurrences of a char in a string using Bash
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How to wait for a number of threads to complete?
What is a way to simply wait for all threaded process to finish? For example, let's say I have:
13 Answers
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New features in java 7
What new features in java 7 is going to be implemented?
And what are they doing now?
8 Answers
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