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Run PostgreSQL queries from the command line
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504
psql -U username -d mydatabase -c 'SELECT * FROM mytable'
If you're new to postgresql and unf...
How do I kill all the processes in Mysql “show processlist”?
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answered Dec 14 '09 at 22:15
Michal ČihařMichal Čihař
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How to download a branch with git?
...a branch that is also set to track the remote branch.
Update: It's been 5 years since I originally posted this question. I've learned a lot and git has improved since then. My usual workflow is a little different now.
If I want to fetch the remote branches, I simply run:
git pull
This will fe...
What are the differences between a pointer variable and a reference variable in C++?
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A pointer can be re-assigned:
int x = 5;
int y = 6;
int *p;
p = &x;
p = &y;
*p = 10;
assert(x == 5);
assert(y == 10);
A reference cannot, and must be assigned at initialization:
int x = 5;
int y = 6;
int &r = x;
A pointer has its own memory addres...
What is the “continue” keyword and how does it work in Java?
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edited Sep 18 '15 at 15:44
System
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an...
Max or Default?
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edited Jan 5 '16 at 12:12
BartoszKP
30.8k1212 gold badges8686 silver badges121121 bronze badges
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How to check if IEnumerable is null or empty?
...Marc Gravell♦Marc Gravell
888k227227 gold badges23562356 silver badges27202720 bronze badges
1...
How to mark a build unstable in Jenkins when running shell scripts
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58
Use the Text-finder plugin.
Instead of exiting with status 1 (which would fail the build), do:...
How to get a variable name as a string in PHP?
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Jeremy RutenJeremy Ruten
151k3535 gold badges167167 silver badges187187 bronze badges
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Razor-based view doesn't see referenced assemblies
...Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
<section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="f...