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How to convert a column number (e.g. 127) into an Excel column (e.g. AA)
...int dividend = columnNumber;
string columnName = String.Empty;
int modulo;
while (dividend > 0)
{
modulo = (dividend - 1) % 26;
columnName = Convert.ToChar(65 + modulo).ToString() + columnName;
dividend = (int)((dividend - modulo) / 26);
}
return...
Splitting string into multiple rows in Oracle
...t from Regular Expressions, a few other alternatives are using:
XMLTable
MODEL clause
Setup
SQL> CREATE TABLE t (
2 ID NUMBER GENERATED ALWAYS AS IDENTITY,
3 text VARCHAR2(100)
4 );
Table created.
SQL>
SQL> INSERT INTO t (text) VALUES ('word1, word2, word...
What is pseudopolynomial time? How does it differ from polynomial time?
... algorithm:
function isPrime(n):
for i from 2 to n - 1:
if (n mod i) = 0, return false
return true
So what's the time complexity of this code? Well, that inner loop runs O(n) times and each time does some amount of work to compute n mod i (as a really conservative upper bound, thi...
Redirect all to index.php using htaccess
... $_GET['path'] variable will contain the fake directory structure, so /mvc/module/test for instance, which you can then use in index.php to determine the Controller and actions you want to perform.
If you want the whole shebang installed in a sub-directory, such as /mvc/ or /framework/ the least c...
How to round up a number to nearest 10?
...reenTree's answer does support rounding up/down using the third parameter (mode) of round(). round($input,-1, PHP_ROUND_HALF_UP)
– Daren Schwenke
Aug 31 '16 at 16:45
4
...
C++ 读写xml方法整理（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400
#define XML_FMT_INT_MOD "I64"
#else
#define XML_FMT_INT_MOD "ll"
#endif
#else
#define XML_FMT_INT_MOD "l"
#endif
#define BUFFSIZE 8192
char Buff[BUFFSIZE];
int Depth;
static void XMLCALL
start(void *data, const char *el...
WordPress is giving me 404 page not found for all pages except the homepage
...de the line, it's a Wordpress permissions issue.
Verify that the 'rewrite' module is loaded: create a PHP file with
<?php
phpinfo()
?>
in it, open it in the browser and search for mod_rewrite. It should be in the 'Loaded Modules' section.
If it's not, enable it - Look at your apache defa...
Cleaner way to update nested structures
...e his example here:
scala> @zip case class Pacman(lives: Int = 3, superMode: Boolean = false)
scala> @zip case class Game(state: String = "pause", pacman: Pacman = Pacman())
scala> val g = Game()
g: Game = Game("pause",Pacman(3,false))
// Changing the game state to "run" is simple usin...
Calling a function of a module by using its name (a string)
...function's name in a Python program. For example, let's say that I have a module foo , and I have a string whose content is "bar" . What is the best way to call foo.bar() ?
...
How to debug .htaccess RewriteRule not working
...che .conf file.
open the .conf file, and look for a line similar to:
LoadModule rewrite_module modules/mod_rewrite.so
If it is commented(#), uncomment and restart apache.
To log rewrite
RewriteEngine On
RewriteLog "/path/to/rewrite.log"
RewriteLogLevel 9
Put the above 3 lines in your virtu...