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How do I pass multiple parameters in Objective-C?
...or instance, the NSNumber class; this has several object creation methods, including:
+ (id)numberWithBool:(BOOL)value;
+ (id)numberWithFloat:(float)value;
+ (id)numberWithDouble:(double)value;
In a language such as C++, you would simply overload the number method to allow different data types t...
What does it mean when a CSS rule is grayed out in Chrome's element inspector?
... can mean either
it's a default rule/property the browser applies, which includes defaulted short-hand properties.
It involves inheritance which is a bit more complicated.
Inheritance
Note: Chrome dev tools "style" panel will display a rule set, because one or more rules from the set are bei...
NSIS学习笔记（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...前project添加nsMessageBoxPlugin.c文件。源文件清单如下。
#include <windows.h>
#include <pluginapi.h> // nsis plugin
HWND g_hwndParent;
// To work with Unicode version of NSIS, please use TCHAR-type
// functions for accessing the variables and the stack.
void __declspec(dllexpo...
Something like 'contains any' for Java set?
... The only disadvantage of using this approach is you have to include guava libraries. Which I think is not disadvantage because google collection APIs are very strong.
– Mohammad Adnan
Jan 11 '14 at 15:27
...
Intersection of two lists in Bash
...-12 /tmp/one_list /tmp/two_list
"sort" is not really needed but I always include it before using "comm" just in case.
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PHP Get all subdirectories of a given directory
...
This also include the main directory.
– user4951
Jan 24 '12 at 15:35
3
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How to uninstall Python 2.7 on a Mac OS X 10.6.4?
... sis. It can easily remove files required by your system. It may include unexpected files due to package tainting. Use the --files command first
to double check.
In my example you will type
pkgutil --unlink org.python.Python.PythonApplications-2.7
pkgutil --unlink org.pytho...
Use gulp to select and move directories and their files
...
You need to include the base option to src, which will preserve the file structure the way you want:
var filesToMove = [
'./_locales/**/*.*',
'./icons/**/*.*',
'./src/page_action/**/*.*',
'./manifest.json...
counting number of directories in a specific directory
...mply execute
ls -lR | grep ^d | wc -l
and to Find all folders in total, including subdirectories?
find /mount/point -type d | wc -l
...or find all folders in the root directory (not including subdirectories)?
find /mount/point -maxdepth 1 -type d | wc -l
Cheers!
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How to randomly sort (scramble) an array in Ruby?
...ts library of extensions has a Random module which provides useful methods including shuffle and shuffle! to a bunch of core classes including Array, Hash and String.
Just be careful if you're using Rails as I experienced some nasty clashes in the way its monkeypatching clashed with Rails'...
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