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MySQL “incorrect string value” error when save unicode string in Django
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If you have this problem here's a python script to change all the columns of your mysql database automatically.
#! /usr/bin/env python
import MySQLdb
host = "localhost"
passwd = "passwd"
user = "youruser"
dbname = "yourdbname"
db = MySQLdb.connect(host=host, user...
Using R to download zipped data file, extract, and import data
...m(temp)
I know this is possible in a single line since you can pass bash scripts to fread, but I am not sure how to download a .zip file, extract, and pass a single file from that to fread.
share
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How to style SVG with external CSS?
...is possible to style an SVG by dynamically creating a style element in JavaScript and appending it to the SVG element. Hacky, but it works.
<object id="dynamic-svg" type="image/svg+xml" data="your-svg.svg">
Your browser does not support SVG
</object>
<script>
var svgHolder...
Java: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification
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@Gabe Martin-Dempesy's answer is helped to me. And I wrote a small script related to it. The usage is very simple.
Install a certificate from host:
> sudo ./java-cert-importer.sh example.com
Remove the certificate that installed already.
> sudo ./java-cert-importer.sh example.com...
TypeScript: casting HTMLElement
Does anyone know how to cast in TypeScript?
13 Answers
13
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How to make exe files from a node.js app?
... keep the batch file as main executable, and then bundle node.exe and your scripts.
Depending on your script, you also have the option to port it to JSDB, which supports an easy way to create executables by simply appending resources to it.
A third quasi-solution is to keep node somewhere like C:\...
Shell Script — Get all files modified after
I'd rather not do this in PHP so I'm hoping a someone decent at shell scripting can help.
9 Answers
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Unique fields that allow nulls in Django
...nothing to actually protect data integrity. Data may be entered via import scripts, from the shell, through an API or any other means. Much better to override the save() method than to make custom cases for every form that might touch the data.
– shacker
Jul 27...
How can I check if a directory exists in a Bash shell script?
...and can be used to check if a directory exists or not, within a Bash shell script?
35 Answers
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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...