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What are '$$' used for in PL/pgSQL
Being completely new to PL/pgSQL , what is the meaning of double dollar signs in this function :
2 Answers
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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
This is a bit of a philosophical question about data.table join syntax. I am finding more and more uses for data.tables, but still learning...
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Delete multiple remote branches in git
I have a team member who inadvertently pushed over 150 of his local branches to our central repo. Thankfully, they all have the same prefix. Using that prefix, is there a git command or cool little shell script I can use that will delete all of those at once?
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MySQL connection not working: 2002 No such file or directory
I'm trying to set up WordPress. I have Apache and MySQL running, and the accounts and database are all set up. I tried to make a simple connection:
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Make XAMPP/Apache serve file outside of htdocs [closed]
...al Hosts
Open C:\xampp\apache\conf\extra\httpd-vhosts.conf.
Un-comment ~line 19 (NameVirtualHost *:80).
Add your virtual host (~line 36):
<VirtualHost *:80>
DocumentRoot C:\Projects\transitCalculator\trunk
ServerName transitcalculator.localhost
<Directory C:\Projects\transitC...
Extract source code from .jar file
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Use JD GUI. Open the application, drag and drop your JAR file into it.
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Using the rJava package on Win7 64 bit with R
I'm trying to install rJava on a computer with Win 7 64 bit. When I run
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What's the difference between backtracking and depth first search?
What's the difference between backtracking and depth first search?
13 Answers
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How to keep a Python script output window open?
I have just started with Python. When I execute a python script file on Windows, the output window appears but instantaneously goes away. I need it to stay there so I can analyze my output. How can I keep it open?
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How to inject dependencies into a self-instantiated object in Spring?
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You can do this using the autowireBean() method of AutowireCapableBeanFactory. You pass it an arbitrary object, and Spring will treat it like something it created itself, and will apply the various autowiring bits and pieces.
To get hold of t...