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How do I size a UITextView to its content?
...ntent.height;
heightConstraint is a layout constraint that you typically setup via a IBOutlet by linking the property to the height constraint created in a storyboard.
Just to add to this amazing answer, 2014, if you:
[self.textView sizeToFit];
there is a difference in behaviour with the iPh...
How can I rollback a github repository to a specific commit?
...
git reset --hard <old-commit-id>
git push -f <remote-name> <branch-name>
Note: As written in comments below, Using this is dangerous in a collaborative environment: you're rewriting history
...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...传给用户，使用户觉得速度相当快。Squid 可以代理HTTP、FTP、GOPHER、SSL和WAIS等协议并且Squid 可以自动地进行处理，可以根据自己的需要设置Squid，使之过滤掉不想要的东西。
1.1 工作流程
当代理服务器中有客户端需要的数据时：...
vim 命令与快捷键 - 更多技术 - 清泛网 - 专注C/C++及内核技术
vim 命令与快捷键:set nu 设置行号插入命令i：光标后I：行首a:光标前A:行末o:光标后插入新行O:光标上插入新行定位h:leftj:downk:upl:right$:行尾0：行首H:...:set nu 设置行号
插入命令
i：光标后
I：行首
a:光标前
A:行末
o:光标后插入新...
multiprocessing.Pool: When to use apply, apply_async or map?
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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
...ER JOIN table2 ON table2.SomeFkId = table1.SomeId
That gets you a result set where child rows in table2 cause duplication by returning the table1 results for each child row in table2. O/R mappers should differentiate table1 instances based on a unique key field, then use all the table2 columns to...
Change values while iterating
... to n.Attr[i] explicitly in both the line that tests Key and the line that sets Val, rather than using attr for one and n.Attr[i] for the other.
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Get Base64 encode file-data from Input Form
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What's the algorithm to calculate aspect ratio?
... limit for the fraction numerator/denominator.
In the example below I am setting an upper limit of 50 because I need 1035x582 (1.77835051546) to be treated as 16:9 (1.77777777778) rather than 345:194 which you get with the plain gcd algorithm listed in other answers.
<html>
<body>
<...
What it the significance of the Javascript constructor property?
... to the actual constructor function that created it; if so, you'll need to set the constructor property explicitly when you set up inheritance by assigning an object to a constructor function's prototype property, as in your example.
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