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SSH to Vagrant box in Windows?
...nect to my Vagrant boxes on Windows7.
Make sure you
convert the %USERPROFILE%\.vagrant.d\insecure_private_key to .ppk using PuTTYGen
use the .ppk key in your PuTTY session - configured in Connection > SSH > Auth > Private key file
use host 127.0.0.1
use port 2222 instead of 22
you can se...
Undo VS 'Exclude from project'?
...
Make sure you are showing all files. There is a button at the top of the Solution Explorer called "Show All Files". To see this button, make sure that your project is selected in the solution explorer.
Show All Files
When this option is active, the fil...
转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...安装POSTFIX2.2.7出错
[root@mail postfix-2.2.7]# make
make -f Makefile.in MAKELEVEL= Makefiles
(echo "# Do not edit -- this file documents how Postfix was built for your machine."; /bin/sh makedefs) >makedefs.tmp
No <db.h> include file found.
Install the appropriate db*-devel packa...
Turn a string into a valid filename?
I have a string that I want to use as a filename, so I want to remove all characters that wouldn't be allowed in filenames, using Python.
...
How to make the 'cut' command treat same sequental delimiters as one?
...e readers. Explanations are at the Test section.
tr | cut
tr -s ' ' < file | cut -d' ' -f4
awk
awk '{print $4}' file
bash
while read -r _ _ _ myfield _
do
echo "forth field: $myfield"
done < file
sed
sed -r 's/^([^ ]*[ ]*){3}([^ ]*).*/\2/' file
Tests
Given this file, let's t...
Sorting data based on second column of a file
I have a file of two columns and n number of rows.
4 Answers
4
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Match two strings in one line with grep
...
You can use
grep 'string1' filename | grep 'string2'
Or
grep 'string1.*string2\|string2.*string1' filename
share
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Plurality in user messages
...rmation has to be determined per language, so any systems based on message files has to deal with varying amounts of plurality in a set of messages. Ouch! Setting up the translations would be tricky too - different numbers of messages are needed for different languages.
– Jon...
Vim: Creating parent directories on save
If I invoke vim foo/bar/somefile but foo/bar don't already exist, Vim refuses to save.
6 Answers
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Confusion about vim folding - how to disable?
... is cool. The one line reason is that folding makes navigating very large files a breeze.
If you want to leave folding enabled, and simply always start with all folds open, the vim wiki tells how. The method of interest to you would probably be the autocommand method.
" Tweak the event and filet...