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Automatically deleting related rows in Laravel (Eloquent ORM)
...ete, but not all DBs support this, so extra care is required. For instance MySQL with MyISAM engine doesn't, nor any NoSQL DBs, SQLite in the default setup, etc. Additional problem is that artisan will not warn you about this when you run migrations, it will just not create foreign keys on MyISAM ta...
PHP 5 disable strict standards error
...every page, that it requires. A way to solve this, is through .htaccess at root folder.
Just to hide the errors. [Put one of the followling lines in the file]
php_flag display_errors off
Or
php_value display_errors 0
Next, to set the error reporting
php_value error_reporting 30719
If you ar...
How do I create a copy of an object in PHP?
...ing this, that cloning will keep reference to the original object. Running MySQL queries using the cloned object may have unpredictable results because of this, as execution may not take place in a linear fashion.
– Ælex
Mar 26 '13 at 16:30
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内存调试技巧：C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，需要特别关注 C 和 C++ 编程的内存问题。让我们看一看如何解决这些问题，先不谈是哪种语言。
内存错误的类别
首先，不要失去信心。有很多办法可以对付内存问题。我们先列出所有可能存在的实际问题：
内存泄漏
错误...
How to get the full url in Express?
... is used to prevent such attack. I use a configuration variable that is my root_url which can be added to the req.url for completion. About the attack: skeletonscribe.net/2013/05/…
– Amir Eldor
Sep 19 '15 at 15:04
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SQL: How to get the count of each distinct value in a column?
...
Not the answer you're looking for? Browse other questions tagged mysql sql count or ask your own question.
Flask raises TemplateNotFound error even though template file exists
...lled package, make sure template files are present in directory <python root>/lib/site-packages/your-package/templates.
Some details:
In my case I was trying to run examples of project flask_simple_ui and jinja would always say
jinja2.exceptions.TemplateNotFound: form.html
The trick ...
Linux进程与线程总结 [推荐] - C/C++ - 清泛网 - 专注C/C++及内核技术
...简要的介绍和比较，然后实例说明它们实际的使用方法，如何有效地满足并发处理需求，并降低模块间的耦合度。然后对Linux多线程编程及几种线程同步机制作了一定的叙述，使读者能够对Linux多线程编程有大致的认识。最后介...
Remove sensitive files and their commits from Git history
...s/folders from your git repository. To use
# it, cd to your repository's root and then run the script with a list of paths
# you want to delete, e.g., git-delete-history path1 path2
if [ $# -eq 0 ]; then
exit 0
fi
# make sure we're at the root of git repo
if [ ! -d .git ]; then
echo "Err...
Which Python memory profiler is recommended? [closed]
...forge.net/tracker/…, pip install https://guppy-pe.svn.sourceforge.net/svnroot/guppy-pe/trunk/guppy
– James Snyder
Jan 3 '12 at 20:06
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