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How to extract the first two characters of a string in shell scripting?
...er expansion:
pax> long="USCAGol.blah.blah.blah"
pax> short="${long:0:2}" ; echo "${short}"
US
This will set short to be the first two characters of long. If long is shorter than two characters, short will be identical to it.
This in-shell method is usually better if you're going to be doi...
How to erase the file contents of text file in Python?
...if you have already an opened file:
f = open('file.txt', 'r+')
f.truncate(0) # need '0' when using r+
In C++, you could use something similar.
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How can I rollback a github repository to a specific commit?
My github has 100 commits in it right now. I need to rollback the repository to commit 80, and remove all the subsequent ones.
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Object of custom type as dictionary key
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The Red Pea
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answered Feb 4 '11 at 18:55
65026502
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How to create a static library with g++?
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answered May 10 '11 at 8:16
user2100815user2100815
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How can I pass parameters to a partial view in mvc 4
...ewData) { { "id", someInteger } }); for this to work for me. I'm using VS2015 DNX 4.5.1 if anyone else has this same issue.
– MikeTeeVee
Jun 22 '16 at 9:17
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Write to UTF-8 file in Python
...4
Zanon
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answered Jun 1 '09 at 9:46
Jon SkeetJon Sk...
GRANT EXECUTE to all stored procedures
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SQL Server 2008 and Above:
/* CREATE A NEW ROLE */
CREATE ROLE db_executor
/* GRANT EXECUTE TO THE ROLE */
GRANT EXECUTE TO db_executor
For just a user (not a role):
USE [DBName]
GO
GRANT EXECUTE TO [user]
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Why did Rails4 drop support for “assets” group in the Gemfile
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Synchronise ScrollView scroll positions - android
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answered Oct 17 '10 at 9:06
AndyAndy
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