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ROW_NUMBER() in MySQL
...dPress Implementation. I needed ROW_NUMBER() and it wasn't there.
http://www.explodybits.com/2011/11/mysql-row-number/
The example in the article is using a single partition by field. To partition by additional fields you could do something like this:
SELECT @row_num := IF(@prev_value=concat...
Iterate all files in a directory using a 'for' loop
...LP FOR" in cmd for a full guide
This is the guide for XP commands. http://www.ss64.com/nt/
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Java 256-bit AES Password-Based Encryption
...so install them (not compiled in) so beware.
* see here: http://www.javamex.com/tutorials/cryptography/unrestricted_policy_files.shtml
*/
KeySpec spec = new PBEKeySpec (mPassword.toCharArray (), mSalt, ITERATIONS, KEYLEN_BITS);
tmp = factory.generateSecret (spec);...
How to get names of enum entries?
...
As of TypeScript 2.4, enums can contain string intializers https://www.typescriptlang.org/docs/handbook/release-notes/typescript-2-4.html
This allows you to write:
enum Order {
Why can't I reference my class library?
...
This sounds like a similar issue with ReSharper:
http://www.jetbrains.net/devnet/thread/275827
According to one user in the thread forcing a build fixes the issue (CTRL+Shift+B) after the first build..
Sounds like an issue with ReSharper specifically in their case.. Have you tri...
What modern C++ libraries should be in my toolbox? [closed]
...
CGAL is an excellent c++ library for computational geometry
www.cgal.org
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Why declare unicode by string in python?
...er '\x81' in file C:\ex.py on line 1, but no
encoding declared; see http://www.python.org/peps/pep-0263.html for details
Output of file with # coding: cp437 added:
über '\x81ber'
über u'\xfcber'
At first, Python didn't know the encoding and complained about the non-ASCII character. Once it k...
Remove all special characters from a string [duplicate]
...', '' ),
// the full cleanString() can be downloaded from http://www.unexpectedit.com/php/php-clean-string-of-utf8-chars-convert-to-similar-ascii-char
cleanString(
str_replace( // preg_replace can be used to support more complicated replacements
ar...
HTTP 1.0 vs 1.1
...header regardless of the protocol version.
Example:
GET / HTTP/1.1
Host: www.blahblahblahblah.com
This header is useful because it allows you to route a message through proxy servers, and also because your web server can distinguish between different sites on the same server.
So this means if y...
Why do you need ./ (dot-slash) before executable or script name to run it in bash?
...nt directory on your PATH, which is explained reasonably well here: http://www.faqs.org/faqs/unix-faq/faq/part2/section-13.html
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