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The best way to remove duplicate values from NSMutableArray in Objective-C?
...wrote the answer below in 2009; in 2011, Apple added NSOrderedSet to iOS 5 and Mac OS X 10.7. What had been an algorithm is now two lines of code:
NSOrderedSet *orderedSet = [NSOrderedSet orderedSetWithArray:yourArray];
NSArray *arrayWithoutDuplicates = [orderedSet array];
If you are worried ab...
How do I make a Git commit in the past?
... By the way, the '-0400' part speicfies the timezone offset. Be aware of selecting it properly...because if not, your time will change based on that. For example in the case of myself, who live in Chicago, i had to choose '-0600' (North America CST). You can find the codes in here: timeanddate.co...
Go naming conventions for const
...
The standard library uses camel-case, so I advise you do that as well. The first letter is uppercase or lowercase depending on whether you want to export the constant.
A few examples:
md5.BlockSize
os.O_RDONLY is an exception be...
Install Application programmatically on Android
...ble to programmatically install a dynamically downloaded apk from a custom Android application.
16 Answers
...
Delete specific line number(s) from a text file using sed?
...
If you want to delete lines 5 through 10 and 12:
sed -e '5,10d;12d' file
This will print the results to the screen. If you want to save the results to the same file:
sed -i.bak -e '5,10d;12d' file
This will back the file up to file.bak, and delete the given li...
Pure JavaScript Send POST Data Without a Form
Is there a way to send data using the POST method without a form and without refreshing the page using only pure JavaScript (not jQuery $.post() )? Maybe httprequest or something else (just can't find it now)?
...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...是一篇介绍如何在x86架构上详细地实现异常处理(exception handling)的手册，只是一篇入门的讨论性文章。本文只是讨论一些处理步骤在理论上应该如何实现，其具体的实现步骤可能跟文章所讨论的并不一致。原文译自：http://www.codep...
Nginx缓存解决方案：SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术
... ngx.exit(ngx.HTTP_SERVICE_UNAVAILABLE)
end
if res == nil and flags == nil and err == nil then
ngx.exit(ngx.HTTP_NOT_FOUND)
end
ngx.print(res)
elseif method == "PUT" then
local value = ngx.req.get_body_data()
local expire = ngx.var.arg_expire or 86400...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...e a SQL_Latin1_General_CI_AS. Rather, there is a Latin1_General_CI_AS. See SELECT * FROM fn_helpcollations() where name IN ('SQL_Latin1_General_CP1_CI_AS','Latin1_General_CI_AS','SQL_Latin1_General_CI_AS');. There are subtle differences regarding sorting and comparison as between the two collations....
ViewPager with Google Maps API v2: mysterious black view
...kground on top of the ViewPager inside a FrameLayout:
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent" >
<android.support.v4.view.ViewPager
android:id="@+id/fragment_container"
android:layout_width="match_parent"
and...