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How to make return key on iPhone make keyboard disappear?

...ate after you init the textfield in the .m: yourTextField = [[UITextField alloc] initWithFrame:yourFrame]; //.... //.... //Setting the textField's properties //.... //The next line is important!! yourTextField.delegate = self; //self references the viewcontroller or view your textField is on ...
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Which rows are returned when using LIMIT with OFFSET in MySQL?

...data between the two digits but now its clear :) – MR_AMDEV Sep 16 '18 at 15:09 add a comment  |  ...
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[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

...程序文件菜单中会生成两个菜单项分别是打印(标识符ID_FILE_PRINT)和打印预览(标识符:ID_FILE_PRINT_PREVIEW),展开程序源代码,可以发现,是CVIEW类提供标准打印和打印预览菜单命令的消息处理函数: 设应用程序视图类为CMyView,展...
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Symfony 2: How do I check if a user is not logged in inside a template?

...any user is logged in. {% if app.user %} # user is logged in (any and all users, regardless of ROLE_*) {% elseif not app.user %} # user is not logged in (note the `not` in the `elseif` statement) {% endif %} Checking authentication status You can use the is_granted() method to check fo...
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Changing every value in a hash in Ruby

... @Andrew Marshall Right you are, thanks. In Ruby 1.8, Hash.[] doesn't accept an array of array pairs, it requires an even number of direct arguments (hence the splat up front). – Phrogz Mar 4 '11 at 3...
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In Ruby, is there an Array method that combines 'select' and 'map'?

... I usually use map and compact together along with my selection criteria as a postfix if. compact gets rid of the nils. jruby-1.5.0 > [1,1,1,2,3,4].map{|n| n*3 if n==1} => [3, 3, 3, nil, nil, nil] jruby-1.5.0 > [1...
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What's the fastest way to read a text file line-by-line?

...ile line by line you will have to do some benchmarking. I have done some small tests on my computer but you cannot expect that my results apply to your environment. Using StreamReader.ReadLine This is basically your method. For some reason you set the buffer size to the smallest possible value (12...
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HTML-encoding lost when attribute read from input field

...e){ // Create a in-memory element, set its inner text (which is automatically encoded) // Then grab the encoded contents back out. The element never exists on the DOM. return $('<textarea/>').text(value).html(); } function htmlDecode(value){ return $('<textarea/>').html(value).t...
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One-liner to take some properties from object in ES 6

...to make it much more compact than your answer (or torazburo's), but essentially what you're trying to do is emulate Underscore's pick operation. It would be easy enough to re-implement that in ES6: function pick(o, ...fields) { return fields.reduce((a, x) => { if(o.hasOwnProperty(x)...
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Java Keytool error after importing certificate , “keytool error: java.io.FileNotFoundException & Acc

...mmand prompt in administrator mode. If not, you can also go to start -> all programs -> accessories -> right click command prompt and click 'run as administrator'. share | improve this ans...