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Uninstall all installed gems, in OSX?
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Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x includes executables
Rubgems < 2.1.0
for i in `gem list --no-versions`; do gem uninstall -aIx $i; done
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How do I base64 encode (decode) in C?
..., 'P',
'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
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Delete newline in Vim
...ere a way to delete the newline at the end of a line in Vim, so that the next line is appended to the current line?
12 Answ...
Reference: mod_rewrite, URL rewriting and “pretty links” explained
"Pretty links" is an often requested topic, but it is rarely fully explained. mod_rewrite is one way to make "pretty links", but it's complex and its syntax is very terse, hard to grok, and the documentation assumes a certain level of proficiency in HTTP. Can someone explain in simple terms how "p...
What do 'statically linked' and 'dynamically linked' mean?
...n in reference to code written in C , C++ or C# . What are they, what exactly are they talking about, and what are they linking?
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How to set the current working directory? [duplicate]
... Change the current working directory to path. Availability: Unix, Windows.
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How to force a WPF binding to refresh?
I have got a combo box with items source attached using simple binding. Is there any way to refresh this binding once combo box is loaded?
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How to calculate dp from pixels in android programmatically [duplicate]
I want to calculate dp from px programmatically. How to do it?
I get resolution from:
4 Answers
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Keyboard shortcut to “untab” (move a block of code to the left) in eclipse / aptana?
Well, hopefully the question is self-explanatory.
9 Answers
9
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github locks up mac terminal when using pull command
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You're in the text editor, vim! It's a modal text editor, so you would need to:
Press i to enter insert mode.
Now you can type your message, as if you were in a normal
(non-modal) text editor.
Press esc to go back to command mode.
Then typ...