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How do I set the size of Emacs' window?
I'm trying to detect the size of the screen I'm starting emacs on, and adjust the size and position the window it is starting in (I guess that's the frame in emacs-speak) accordingly. I'm trying to set up my .emacs so that I always get a "reasonably-big" window with it's top-left corner near the top...
Error installing mysql2: Failed to build gem native extension
I am having some problems when trying to install mysql2 gem for Rails. When I try to install it by running bundle install or gem install mysql2 it gives me the following error:
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How to use gitignore command in git
I'm working first time on git. I have pushed my branch on github and it pushed all the library and documents into the github. Now what can I do and how can I use gitignore command to avoid the same mistake again.
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How to check if any flags of a flag combination are set?
Let's say I have this enum:
16 Answers
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Checkout old commit and make it a new commit [duplicate]
On Git, say I mess up my commits, and I want to make the version 3 commits ago as the new version. If I do git checkout xxxx , it creates a new branch and it seems like I can only merge it? Could I make this the new "master version"?
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Check if a value is an object in JavaScript
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UPDATE:
This answer is incomplete and gives misleading results. For example, null is also considered of type object in JavaScript, not to mention several other edge cases. Follow the recommendation below and move on to other "most upvoted (and correct!...
How should I use git diff for long lines?
I'm running git-diff on a file, but the change is at the end of a long line.
15 Answers
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Set cellpadding and cellspacing in CSS?
In an HTML table, the cellpadding and cellspacing can be set like this:
28 Answers
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How to redirect output of an already running process [duplicate]
Normally I would start a command like
5 Answers
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How is the default max Java heap size determined?
If I omit the -Xmxn option from the Java command line then a default value will be used. According to Java documentation
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