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What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
...ass.newInstance() is strongly discouraged. It's recommended to use Class.getConstructor(), followed by Constructor.newInstance() in turn. It avoids masking possible exceptions.
– L S
Mar 27 '13 at 14:57
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How to build a query string for a URL in C#?
..., appending an & if not the first parameter, encoding the parameters etc.
37 Answers
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ImportError: no module named win32api
...m using Python 2.7 and I want to use pywin32-214 on Windows 7 . I installed pywin32-214 by using the msi installer. But when I import win32api in my Python script, it throws the error:
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Rails extending ActiveRecord::Base
...grouping. For example, a domain grouping is like 'Commentable', 'Taggable' etc. A technical based grouping will be like 'FinderMethods', 'ValidationMethods'.
Here is a link to a post that I found very useful for understanding concerns in Models.
Hope the writeup helps :)
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MySQL search and replace some text in a field
... @inemanja, @Air without the WHERE clause you do an UPDATE on all the rows...
– Alexis Wilke
Jun 25 '15 at 3:37
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Find index of last occurrence of a sub-string using T-SQL
...PATINDEX, but work backwards from DATALENGTH-1, DATALENGTH-2, DATALENGTH-3 etc until you get a result or end up at zero (DATALENGTH-DATALENGTH)
This really is something that SQL Server 2000 simply can't handle.
Edit for other answers : REVERSE is not on the list of functions that can be used with ...
How can I force a hard reload in Chrome for Android
...R in devtools is really nice and quick. No turning any settings on and off etc. Thanks.
– Rainer Schwarze
Feb 19 '19 at 16:28
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Is there still any reason to learn AWK?
...nment that can be found on virtually every *nix is sh. So while grep, sed, etc can surely replace awk on a modern mainstream linux distro, when you move to more exotic systems, knowing a little awk is going to be Real Handy.
awk can also be used for more than just text processing. For example one o...
How to get URL parameter using jQuery or plain JavaScript?
...eed to decode in case there are special characters as parameter or Umlaute etc. So instead of return results[1] || 0; it should be return decodeURI(results[1]) || 0;
– Kai Noack
Dec 22 '15 at 15:14
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What is the difference between NULL, '\0' and 0?
... 64 64 64 Most Unix and Unix-like systems (Solaris, Linux, etc.)
ILP64 16 64 64 64 64 HAL
SILP64 64 64 64 64 64 ?
Edit:
Added more on the character literal.
#include <stdio.h>
int main(void) {
printf("%d", sizeof('\0'));
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