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Regular expressions in an Objective-C Cocoa application
...to your project.
(My complaint against RegExKitLite is that it extends NSString via category, but it can be considered as a feature too. Also it uses the nonpublic ICU libraries shipped with the OS, which isn't recommended by Apple.)
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Macro vs Function in C
...m/a/24837037/432509.
They can optionally include local info, such as debug strings:(__FILE__, __LINE__, __func__). check for pre/post conditions, assert on failure, or even static-asserts so the code won't compile on improper use (mostly useful for debug builds).
Inspect input args, You can do tests...
How do I output text without a newline in PowerShell?
...our case (since you're providing informative output to the user), create a string that you can use to append output. When it's time to output it, just output the string.
Ignoring of course that this example is silly in your case but useful in concept:
$output = "Enabling feature XYZ......."
Enable...
What is the in a .vimrc file?
...der
To define a mapping which uses the "mapleader" variable, the special string
"<Leader>" can be used. It is replaced with the string value of "mapleader".
If "mapleader" is not set or empty, a backslash is used instead.
Example:
:map <Leader>A oanother line <Esc>
Works ...
What is AppDomain? [duplicate]
...s are actually shared between AppDomains such as type objects and interned strings.
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Getting and removing the first character of a string
I would like to do some 2-dimensional walks using strings of characters by assigning different values to each character. I was planning to 'pop' the first character of a string, use it, and repeat for the rest of the string.
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How do I pass a class as a parameter in Java?
...t b)
{
return a + b;
}
public static void main(String args[])
{
try {
Class cls = Class.forName("method2");
Class partypes[] = new Class[2];
partypes[0] = Integer.TYPE;
partypes[1] = Integer.TYPE;
Me...
IE9 border-radius and background gradient bleeding
...e using the data uri and not just an image? I guess an image would mean an extra call to the server for ie9 users, but to have all those extra characters sent to non-ie9 browsers seems wasteful. Solution is working for me as an image, would love the explanation.
– Decoy
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How to track down a “double free or corruption” error
...debug it.
#include<stdio.h>
#include<stdlib.h>
int main()
{
char *x = malloc(100);
free(x);
free(x);
return 0;
}
[sand@PS-CNTOS-64-S11 testbox]$ vim t1.c
[sand@PS-CNTOS-64-S11 testbox]$ cc -g t1.c -o t1
[sand@PS-CNTOS-64-S11 testbox]$ ./t1
*** glibc detected *** ./t1: double free ...
Is returning null bad design? [closed]
...ing null is insane when it's used as a substitute for empty containers (or strings). That's not the common case though.
– MSalters
Aug 14 '09 at 8:17
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