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String literals and escape characters in postgresql
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Cool.
I also found the documentation regarding the E:
http://www.postgresql.org/docs/8.3/interactive/sql-syntax-lexical.html#SQL-SYNTAX-STRINGS
PostgreSQL also accepts "escape" string constants, which are an extension to the SQL standard. An escape string constant is specified by w...
Using async/await for multiple tasks
...s code blocks each thread that each operation runs on. For example, if the network call takes 2 seconds, each thread hangs for 2 seconds w/o doing anything but waiting.
int[] ids = new[] { 1, 2, 3, 4, 5 };
Task.WaitAll(ids.Select(i => DoSomething(1, i, blogClient)).ToArray());
On the other han...
Tool to convert Python code to be PEP8 compliant
...ks and tutorials:
Documentation:
PEP-257 Docstring Conventions:
https://www.python.org/dev/peps/pep-0257/
PEP-484 Type Hint: https://www.python.org/dev/peps/pep-0484
Chromium Style Guide
https://chromium.googlesource.com/chromiumos/docs/+/master/styleguide/python.md
Code Style for autotest
https:...
Regex lookahead, lookbehind and atomic groups
...ed as s immediately follows in foots, and stop.
Some resources
http://www.regular-expressions.info/lookaround.html
http://www.rexegg.com/regex-lookarounds.html
Online testers
https://regex101.com
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Dokan虚拟磁盘开发实战 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...站去下载(Dokan官网),源码是C语言的,应用例子有Ruby、.Net及C的。如果想要Delphi的例子代码,只能自己去找了。
刚开始时由于不清楚如何用Dokan来实现一个文件系统,所以需要做一些试验,结果一不小心就蓝屏了!悲剧啊,用XP...
How to check if a user is logged in (how to properly use user.is_authenticated)?
...auth:
# Only for authenticated users.
For more info visit https://www.django-rest-framework.org/api-guide/requests/#auth
request.user.is_authenticated() has been removed in Django 2.0+ versions.
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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
... However, I don't like to see index.php in the URI. For example, http://www.example.com/faq/whatever will route to http://www.example.com/index.php/faq/whatever . I need a reliable way for a script to know what it's address is, so it will know what to do with the navigation. I've used mod_rewr...
How to add a custom Ribbon tab using VBA?
.....)
By the way the page that explains it on Ron's site is now at
http://www.rondebruin.nl/win/s2/win002.htm
And here is his example on how you enable /disable buttons on the Ribbon
http://www.rondebruin.nl/win/s2/win013.htm
For other xml examples of ribbons please also see
http://msdn.microsoft...
How to go up a level in the src path of a URL in HTML?
...server any place other than the specified web folders.
Eg. does not work: www.mywebsite.com/../images
As a workaround, I use Symlinks:
Go to the directory of www.mywebsite.com
Run the command ln -s ../images images
Now www.mywebsite.com/images will point to www.mywebsite.com/../images
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Using Excel OleDb to get sheet names IN SHEET ORDER
...kraeppy (https://stackoverflow.com/a/19930386/2617732). This requires the .net framework v4.5 to be used and requires a reference to System.IO.Compression. This only works for xlsx files and not for the older xls files.
using System.IO.Compression;
using System.Xml;
using System.Xml.Lin...
