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How do you version your database schema? [closed]
...n be rolled back without losing data or functionality.
I have a migration script that contains statements that creates tables and columns if they don't exist yet and fills them with data.
The migration script runs whenever the production code is updated and after new installs.
When I would like t...
Automating “enter” keypresses for bash script generating ssh keys
I would like to create script, which simply runs ssh-keygen -t rsa . But how to pass to it 3 times enter?
5 Answers
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What is the best regular expression to check if a string is a valid URL?
...lidUrl("http://www.example.com"));
Assert.False(IsValidUrl("javascript:alert('xss')"));
Assert.False(IsValidUrl(""));
Assert.False(IsValidUrl(null));
}
(Thanks to @Yoshi for the tip about javascript:)
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The Web Application Project […] is configured to use IIS. The Web server […] could not be found.
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in VS2010 UseIIS is not in csproj file, but in .csproj.user file
– oleksa
Feb 21 '13 at 12:02
2
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This project references NuGet package(s) that are missing on this computer
...me, but I only needed to remove the <Target></Target> element. VS[2013] seemed to restore it if I removed the <Import> element as well.
– Robert Taylor
Dec 18 '14 at 10:52
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How to set environment variables from within package.json
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Set the environment variable in the script command:
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"scripts": {
"start": "node app.js",
"test": "NODE_ENV=test mocha --reporter spec"
},
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Then use process.env.NODE_ENV in your app.
Note: This is for Mac & Linux only. For Windows refer to the co...
How can I get a side-by-side diff when I do “git diff”?
...le names as an argument. This means that you need to write a small wrapper-script, which takes the arguments which Git provides to the script, and hands them on to the external git program of your choice.
Let's say you put your wrapper-script under ~/scripts/my_diff.sh:
#!/bin/bash
# un-comment on...
Exit codes in Python
I got a message saying script xyz.py returned exit code 0 . What does this mean?
13 Answers
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AWS Difference between a snapshot and AMI
...These are two different concepts, applied at different levels (EBS volumes vs EC2 templates) However, there are some dependencies between the two concepts.
For EBS backed EC2 instances (i.e. EC2 instances that boot from an EBS volume), the AMI is implemented as an EBS Snapshot of a boot volume + a ...
How do I grant myself admin access to a local SQL Server instance?
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Here's a script that claims to be able to fix this.
Get admin rights to your local SQL Server Express with this simple script
Download link to the script
Description
This command script allows you to easily add yourself...