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How to set auto increment primary key in PostgreSQL?
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I have tried the following script to successfully auto-increment the primary key in PostgreSQL.
CREATE SEQUENCE dummy_id_seq
START WITH 1
INCREMENT BY 1
NO MINVALUE
NO MAXVALUE
CACHE 1;
CREATE table dummyTable (
id bigint DEFAULT nextval('dum...
How can I add remote repositories in Mercurial?
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changegroup = hg update 2>&1 > /dev/null && path/to/script/restart-server.sh
Not everyone is a big fan of having remote repos automatically update their working directories on push, and it's certainly not the default.
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How to inherit from a class in javascript?
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In JavaScript you don't have classes but you can get inheritance and behavior reuse in many ways:
Pseudo-classical inheritance (through prototyping):
function Super () {
this.member1 = 'superMember1';
}
Super.prototype.member2 =...
What is the difference between ELF files and bin files?
...me gnu problems in general creating .bin files as well as debugging linker scripts and other things that can help to mess up your bin or elf output.
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What does “use strict” do in JavaScript, and what is the reasoning behind it?
Recently, I ran some of my JavaScript code through Crockford's JSLint , and it gave the following error:
28 Answers
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Difference between this and self in JavaScript
Everyone is aware of this in javascript, but there are also instances of self encountered in the wild, such as here
5 ...
Get file version in PowerShell
...cs.FileVersionInfo]::GetVersionInfo($_).FileVersion }
Or even nicer as a script: https://jtruher3.wordpress.com/2006/05/14/powershell-and-file-version-information/
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Azure SQL Database Bacpac Local Restore
...o.
/tsn is the name of your SQL server.
You can see all these parameter descriptions on the link from #5.
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How to make a cross-module variable?
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@sedeh: no. If a.py is also run as a script then use if __name__=="__main__" guard in it to avoid running unexpected code on import.
– jfs
Aug 23 '14 at 12:31
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New Line on PHP CLI
I have a php CLI script and cannot get the output to break on new lines. I do
4 Answers
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