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Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
14 Answers
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Node / Express: EADDRINUSE, Address already in use - Kill server
...aid, SIGTERM (default kill signal) lets the app clean up, while SIGKILL (immediate termination) won't let the app do anything.
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Remove directory from remote repository after adding them to .gitignore
I committed and pushed some directory to github. After that, I altered the .gitignore file adding a directory that should be ignored. Everything works fine, but the (now ignored) directory stays on github.
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What is the correct way to check for string equality in JavaScript?
...sults due to the type-coercion internally, so using === is always the recommended approach.
For insight into this, and other "good vs. bad" parts of Javascript read up on Mr. Douglas Crockford and his work. There's a great Google Tech Talk where he summarizes lots of good info: http://www.youtube....
How can I launch multiple instances of MonoDevelop on the Mac?
...work on a different project on the Mac, and the OS is currently preventing me from opening a new instance.
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How to resolve : Can not find the tag library descriptor for “http://java.sun.com/jsp/jstl/core” [du
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How can I get browser to prompt to save password?
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I found a complete solution for this question. (I've tested this in Chrome 27 and Firefox 21).
There are two things to know:
Trigger 'Save password', and
Restore the saved username/password
1. Trigger 'Save password':
For Firefox 21, 'Save password' is triggered when it detects that there...
Remove a folder from git tracking
I need to exclude a folder (name uploads) from tracking. I tried to run
6 Answers
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How to get the list of all installed color schemes in Vim?
Is there a way to get a list of all installed color schemes in Vim? That would make very easy to select one without looking at the .vim directory.
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Open Cygwin at a specific folder
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Now you should have "Bash Prompt Here" in the Windows right-click context menu.
(mintty is Cygwin's default terminal. If you don't choose it with the -t option, your "Bash Prompt Here" will use the same terminal as the Windows Command Prompt, which prevents horizontal resizing.)
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