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UIRefreshControl on UICollectionView only works if the collection fills the height of the container
...e collection exceeds the height of its parent container, it is pulled down and reveals the refresh view.
7 Answers
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Find the day of a week
Let's say that I have a date in R and it's formatted as follows.
7 Answers
7
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How to create hyperlink to call phone number on mobile devices?
...ng prefix, also known as "exit code". This code varies by region, country, and sometimes a single country can use multiple codes, depending on the carrier. Fortunately, when it is a local call, dialing it with the international format will still work.
Using your example number, when calling from Ch...
How to recover stashed uncommitted changes
I had some uncommitted changes in my development branch and I stashed them using git stash , but there were some changes which were very important among those stashed ones. Is there any way to get back those changes?
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How to “properly” print a list?
... '.join(map(str, mylist))
In Python 3 (where print is a builtin function and not a syntax feature anymore):
mylist = ['x', 3, 'b']
print('[%s]' % ', '.join(map(str, mylist)))
Both return:
[x, 3, b]
This is using the map() function to call str for each element of mylist, creating a new list o...
Collapse sequences of white space into a single character and trim string
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OS X 10.7+ and iOS 3.2+
Use the native regexp solution provided by hfossli.
Otherwise
Either use your favorite regexp library or use the following Cocoa-native solution:
NSString *theString = @" Hello this is a long ...
How do you remove Subversion control for a folder?
I have a folder, c:\websites\test , and it contains folders and files that were checked out from a repository that no longer exists. How do I get Subversion to stop tracking that folder and any of the subfolders and files?
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TCPClient TCP客户端扩展：连接TCP服务器进行文本消息通信 · App Inventor 2 中文网
...展
介绍
UrsAI2TcpClient 是一个 Android 扩展，用于建立与 TCP 服务器的连接，并通过 TCP 逐行交换文本消息。消息以行分隔符（CR、LF 或 CRLF）结束。
主要功能
连接到 TCP 服务器
支...
How does this giant regex work?
...e nicely done. Basically, it lists all the files in the current directory, and it lets you change directories.
4 Answers
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difference between width auto and width 100 percent
...ial width of a block level element like div or p is auto. This makes it expand to occupy all available horizontal space within its containing block. If it has any horizontal padding or border, the widths of those do not add to the total width of the element.
Width 100%
On the other hand, if y...