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How to go back (ctrl+z) in vi/vim
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On a mac you can also use command Z and that will go undo. I'm not sure why, but sometimes it stops, and if your like me and vimtutor is on the bottom of that long list of things you need to learn, than u can just close the windo...
Infinity symbol with HTML
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What's your environment? On the Mac, it's option-5. In GTK+, it's C-S-u 2 2 1 E. On Windows, it's ALT 2 3 6 (keypad). A good text editor will also have a way to define an abbrev for it.
– Ken
Feb 14 '10 at 0:19
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Is there a command to undo git init?
...again.
This post well show you how to find the hide .git file on Windows, Mac OSX, Ubuntu
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iOS: How to get a proper Month name from a number?
... Documentation for monthSymbols: developer.apple.com/library/mac/#documentation/Cocoa/Reference/…
– firecall
Jan 2 '12 at 3:46
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Android SDK location
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The default location for Android sdk(s) on a Mac is:
/Users/*username*/Library/Android/sdk
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How to remove unused imports from Eclipse
...Source -> Organize Imports.
Shortcut keys:
Windows: Ctrl + Shift + O
Mac: Cmd + Shift + O
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undefined method `source_index' for Gem:Module (NoMethodError)
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Update: In addition to the @uxp answer, if you running this command on a Mac running Catalina, there is a small change in command, you need to add -n.
So the command would be sudo gem update --system -n 1.8.25
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How to compile python script to binary executable
...starting point. PyInstaller also lets you create executables for linux and mac...
Here is how one could fairly easily use PyInstaller to solve the issue at hand:
pyinstaller oldlogs.py
From the tool's documentation:
PyInstaller analyzes myscript.py and:
Writes myscript.spec in the ...
How to redirect both stdout and stderr to a file [duplicate]
...be available in older versions of Bash. It does appear to be working on my machine which runs Gnu bash v3.2.48.
– James Wald
Apr 10 '14 at 7:32
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Getting a structural type with an anonymous class's methods from a macro
Suppose we want to write a macro that defines an anonymous class with some type members or methods, and then creates an instance of that class that's statically typed as a structural type with those methods, etc. This is possible with the macro system in 2.10.0, and the type member part is extremely...