大约有 779 项符合查询结果（耗时：0.0315秒） [XML]
Unable to install gem - Failed to build gem native extension - cannot load such file — mkmf (LoadErr
...n something like:
sudo apt-get install ruby1.9.1-dev
Should fix your problem.
Still not working? Try the following after installing ruby-dev:
sudo apt-get install make
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Check if table exists without using “select from”
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edited May 26 at 12:16
Your Common Sense
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Get day of week in SQL Server 2005/2008
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edited Sep 20 '17 at 4:37
Kolappan N
1,833...
How to do something to each file in a directory with a batch script
...sebackq option on the for:
for /f "usebackq delims=|" %%f in (`dir /b "c:\program files"`) do echo %%f
And if you need to use output redirection or command piping, use the escape char (^):
for /f "usebackq delims=|" %%f in (`dir /b "c:\program files" ^| findstr /i microsoft`) do echo %%f
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How to crop an image using C#?
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edited Jul 10 '11 at 15:59
axk
4,80499 gol...
Change first commit of project with Git? [duplicate]
I want to change something in the first commit of my project with out losing all subsequent commits. Is there any way to do this?
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How can I get last characters of a string
...see the .split().pop() solution at the bottom of this answer for another approach.
Original answer:
You'll want to use the Javascript string method .substr() combined with the .length property.
var id = "ctl03_Tabs1";
var lastFive = id.substr(id.length - 5); // => "Tabs1"
var lastChar = id.sub...
How do I create a folder in a GitHub repository?
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edited Oct 6 '19 at 18:37
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How do I get my Python program to sleep for 50 milliseconds?
How do I get my Python program to sleep for 50 milliseconds?
6 Answers
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How to set JAVA_HOME environment variable on Mac OS X 10.9?
I just purchased a brand new MacBook Pro.
7 Answers
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