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Migration: Cannot add foreign key constraint
... $table->engine = 'InnoDB'; is required to enforce foreign key at MySql level. The default laravel engine is MyIsam wich not support foreign keys !
– François Breton
Oct 9 '15 at 18:16
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How to open existing project in Eclipse
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Project > Import > General > Select Root Directory > (do NOT select copy projects into workspace). This is useful if you use Eclipse outside scope of Java project as well, such as Ruby projects or C projects.
– JohnMerlino
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How to set environment variable for everyone under my linux system?
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Scripts are not used for ROOT user.
– Val
Jul 26 '14 at 7:36
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Can you have additional .gitignore per directory within a single repo?
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Yes, you can. Try it, it works fine. Put a .gitignore in the root of your repo, and put another .gitignore with additional things to ignore in a subdirectory.
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Return XML from a controller's action in as an ActionResult?
... @pcampbel, I prefer creating separate folders in my project root for every kind of classes: Results, Filters, Routing, etc.
– Anthony Serdyukov
Apr 6 '10 at 2:32
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Can't connect Nexus 4 to adb: unauthorized
...ndroid)
[Linux] Make sure everything under ~/.android is owned by you, not root (and upvote this answer)
restart device (yes, surprisingly, this is a valid measure, too)
(Obviously) replug cable, try different cable, different port, remove any extender cables
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Command prompt won't change directory to another drive
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If you're somewhere random on your D:\ drive, and you want to go to the root of your drive, you can use this command :
cd d:\
If you're somewhere random on your D:\ drive, and you want to go to a specific folder on your drive, you can use this command :
cd d:\Docs\Java
If you're on a differ...
Run command on the Ansible host
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how to run local connection as a root user?
– Bilal Usean
Feb 15 '17 at 8:33
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How to let PHP to create subdomain automatically for each user?
...ary code from that tutorial:
<VirtualHost 111.22.33.55>
DocumentRoot /www/subdomain
ServerName www.domain.tld
ServerAlias *.domain.tld
</VirtualHost>
However as it required the use of VirtualHosts it must be set in the server's httpd.conf file, instead of a local .htaccess...
Calculating a directory's size using Python?
...thlib more and more, here's a pathlib solution:
from pathlib import Path
root_directory = Path('.')
sum(f.stat().st_size for f in root_directory.glob('**/*') if f.is_file())
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