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How to round the corners of a button

... I tried the following solution with the UITextArea and I expect this will work with UIButton as well. First of all import this in your .m file - #import <QuartzCore/QuartzCore.h> and then in your loadView method add following lines yourButto...
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How to clear all the jobs from Sidekiq?

I am using sidekiq for background tasks in Rails application. Now the numbers of jobs becomes more, so I want to clear all the jobs. I tried the following command in console ...
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How to draw a path on a map using kml file?

... and get some idea. This is a simple bean I use to hold the route information I will be parsing. package com.myapp.android.model.navigation; import java.util.ArrayList; import java.util.Iterator; public class NavigationDataSet { private ArrayList<Placemark> placemarks = new ArrayList&lt...
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Launching an application (.EXE) from C#?

How can I launch an application using C#? 9 Answers 9 ...
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?

...e parameter? It's because I'm passing anonymous functions to them. I can't mix anonymous functions definitions with infix style because I need a boundary for the end of my anonymous function. Also, the parameter definition of the anonymous function might be interpreted as the last parameter to the i...
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Save string to the NSUserDefaults?

... As of iOS 12, calling synchronize is no longer needed: stackoverflow.com/a/57218546/12484 – Jon Schneider Aug 9 at 22:07 ...
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What do 'real', 'user' and 'sys' mean in the output of time(1)?

... this is only CPU time used by the process. See below for a brief description of kernel mode (also known as 'supervisor' mode) and the system call mechanism. User+Sys will tell you how much actual CPU time your process used. Note that this is across all CPUs, so if the process has multiple threa...
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...e 30 Minute Regex Tutorial。由于评论里有过长的URL,所以本页排比较... 来园子之前写的一篇正则表达式教程,部分翻译自codeproject的The 30 Minute Regex Tutorial。 由于评论里有过长的URL,所以本页排比较混乱,推荐你到原处...
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What is (functional) reactive programming?

...ise meaning as a function of the meanings of the constituents. Never, ever mix implementation considerations into your exploration process. If this description is gibberish to you, consult (a) Denotational design with type class morphisms, (b) Push-pull functional reactive programming (ignoring the...
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Android add placeholder text to EditText

... Thanks! I didn't know what they call it in android, I just know that on iOS it's called placeholder. – Mona Nov 22 '11 at 4:24 40 ...