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How do you add an action to a button programmatically in xcode
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try this:
first write this in your .h file of viewcontroller
UIButton *btn;
Now write this in your .m file of viewcontrollers viewDidLoad.
btn=[[UIButton alloc]initWithFrame:CGRectMake(50, 20, 30, 30)];
[btn setBackgroundColor:[UIColor orangeColor]];
//adding...
Escape double quotes in parameter
...ot quickly reproduce the symptoms: if I try myscript '"test"' with a batch file myscript.bat containing just @echo.%1 or even @echo.%~1, I get all quotes: '"test"'
Perhaps you can try the escape character ^ like this: myscript '^"test^"'?
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Ruby on Rails: Where to define global constants?
...nly if its inside a module, e.g. module Constants; COLOURS = ...; end in a file called models/constants.rb.
– Kelvin
Oct 9 '17 at 21:41
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sh...
What is an MDF file? [closed]
Is this like an “embedded” database of sorts? A file containing a built in database?
2 Answers
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Exploring Docker container's file system
...cker that I need to understand what's happening inside a container or what files exist in there. One example is downloading images from the docker index - you don't have a clue what the image contains so it's impossible to start the application.
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Failed to load resource under Chrome
...y best guess is that it's because I had the words "banner" and "ad" in the filename).
As a quick test to see if that's your problem, start Chrome in incognito mode with extensions disabled (ctrl+shift+n) and see if your page works now. Note that by default all extensions will be already disabled in...
How to use SharedPreferences in Android to store, fetch and edit values [closed]
...t the entire app and you don't have to worry about naming your preferences file. More on that here: stackoverflow.com/a/6310080/1839500
– Dick Lucas
Sep 1 '14 at 15:03
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How To Create a Flexible Plug-In Architecture?
...e plug-in architecture. I've seen it approached many ways - configuration files (XML, .conf, and so on), inheritance frameworks, database information, libraries, and others. In my experience:
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What is the purpose of @SmallTest, @MediumTest, and @LargeTest annotations in Android?
...cally, it is the following:
Small: this test doesn't interact with any file system or network.
Medium: Accesses file systems on box which is running tests.
Large: Accesses external file systems, networks, etc.
Per the Android Developers blog, a small test should take < 100ms, a medium test...
Recursive directory listing in DOS
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+1 very handy. If your directories contain lots of files, then this command will scroll them by on the screen too quickly to read. I think it is best to pipe the output of this command to a txt file you can read at your own speed. For example (assuming c:\temp directory is cr...