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How to delete a specific line in a file?
Let's say I have a text file full of nicknames. How can I delete a specific nickname from this file, using Python?
17 Answe...
Split string into an array in Bash
...e an element or add an element and then the indices are not contiguous.
unset "array[1]"
array[42]=Earth
To get the number of elements in an array:
echo "${#array[@]}"
As mentioned above, arrays can be sparse so you shouldn't use the length to get the last element. Here's how you can in Bash 4...
Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
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How to start an application using android ADB tools?
... You won't need to have aapt in your path (as long as "android" is) if you set the PATH in the adb-run.sh script, like this: PATH=$(dirname $(which android))/../build-tools/20.0.0:$PATH
– Steve Lemke
Oct 23 '14 at 20:16
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How do I handle newlines in JSON?
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edited Oct 14 '13 at 12:04
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Truncate number to two decimal places without rounding
Suppose I have a value of 15.7784514, I want to display it 15.77 with no rounding.
36 Answers
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Git Symlinks in Windows
...A
git status
# On branch master
# Changes to be committed:
# (use "git reset HEAD <file>..." to unstage)
#
# new file: dir/foo/bar/nuthafile
# modified: file
# deleted: lnk_bar # POLLUTION
# new file: lnk_bar/baz # POLLUTION
# new file: ...
Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
Makefile经典教程（入门必备）Linux_Shell_Classic_tutorialMakefile 教程 入门makefile很重要 什么是makefile？或许很多Winodws的程序员都不知道这个东西，因为那些Windows的IDE都为你做了这个工作，但我觉得要作
makefile。makefile带来的好处...
Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
Makefile经典教程（入门必备）Linux_Shell_Classic_tutorialMakefile 教程 入门makefile很重要 什么是makefile？或许很多Winodws的程序员都不知道这个东西，因为那些Windows的IDE都为你做了这个工作，但我觉得要作
makefile。makefile带来的好处...
Makefile经典教程（入门必备） - C/C++ - 清泛网 - 专注IT技能提升
Makefile经典教程（入门必备）Linux_Shell_Classic_tutorialMakefile 教程 入门makefile很重要 什么是makefile？或许很多Winodws的程序员都不知道这个东西，因为那些Windows的IDE都为你做了这个工作，但我觉得要作
makefile。makefile带来的好处...