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How to avoid .pyc files?
Can I run the python interpreter without generating the compiled .pyc files?
10 Answers
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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...ir respective query functions/methods. You need to test for that error condition and handle it accordingly.
mysql_* extension:
NOTE The mysql_ functions are deprecated and have been removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll find that it's false bec...
How to call a PHP function on the click of a button
...reated a page called functioncalling.php that contains two buttons, Submit and Insert .
12 Answers
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Useful code which uses reduce()? [closed]
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The other uses I've found for it besides + and * were with and and or, but now we have any and all to replace those cases.
foldl and foldr do come up in Scheme a lot...
Here's some cute usages:
Flatten a list
Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]...
c#: getter/setter
I saw something like the following somewhere, and was wondering what it meant. I know they are getters and setters, but want to know why the string Type is defined like this. Thanks for helping me.
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How to print an exception in Python?
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edited Aug 16 '18 at 8:01
Jan
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answered Sep...
Read a file in Node.js
I'm quite puzzled with reading files in Node.js.
8 Answers
8
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Storing SHA1 hash values in MySQL
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I would use VARCHAR for variable length data, but not with fixed length data. Because a SHA-1 value is always 160 bit long, the VARCHAR would just waste an additional byte for the length of the fixed-length field.
And I also wouldn’t store the value the SHA1 is returning. Beca...
How to write iOS app purely in C
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Damn, it took me a while but I got it:
main.c:
#include <CoreFoundation/CoreFoundation.h>
#include <objc/runtime.h>
#include <objc/message.h>
// This is a hack. Because we are writing in C, we cannot out and i...
Unix's 'ls' sort by name
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edited Apr 1 '19 at 14:51
answered May 18 '09 at 15:19
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