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How do I declare class-level properties in Objective-C?
Maybe this is obvious, but I don't know how to declare class properties in Objective-C.
10 Answers
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PostgreSQL disable more output
... to use the stream number you'd write
psql db -f sql.sql 1> /dev/null
Now if you want to suppress stderror (stream number 2), you'd use
psql db -f sql.sql 2> /dev/null
You could also redirect one stream to another, for example stderror to stdout, which is useful if you want to save all out...
in iPhone App How to detect the screen resolution of the device
...ices will give a 2.0f and the iPhone 6 Plus (Retina HD) will give a 3.0f.
Now if you want to get the pixel width & height of the iOS device screen you just need to do one simple thing.
CGSize screenSize = CGSizeMake(screenBounds.size.width * screenScale, screenBounds.size.height * screenScale)...
align right in a table cell with CSS
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What worked for me now is:
CSS:
.right {
text-align: right;
margin-right: 1em;
}
.left {
text-align: left;
margin-left: 1em;
}
HTML:
<table width="100%">
<tbody>
<tr>
<td class="left">
&...
How to list files in a directory in a C program?
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it is ok now and so easy. Thanks for answer again.
– cemal
Nov 17 '10 at 13:33
13
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Is there a way to rename an Xcode 4 scheme?
...dow like this:
Select the scheme you want to change, and hit Return.
Now the scheme name will be editable, and you can change it to your hearts desire. Then hit Return again to save it.
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With Git, how do I turn off the “LF will be replaced by CRLF” warning
... autocrlf = false
whitespace = cr-at-eol
Yet I got the warning.
Now just to try I commented out both lines and the warning actually disappeared.
No idea why I put them in the first place however...
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Alter column, add default constraint
...s the drop constraint query too.if someone had added getdate() earlier and now he needs to alter it to getutcdate(). he might get some help through this answer. @RalfFriedl
– Abhijit Poojari
Jun 22 '19 at 10:19
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How to tell a Mockito mock object to return something different the next time it is called?
...might be run a bunch, but it's cheap.
Secondly, the way you have it right now is the correct way to get a mock to return something different depending on the test.
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laravel throwing MethodNotAllowedHttpException
I am trying to get something very basic running. I am used to CI and now learning Laravel 4, and their docs are not making it easy! Anyways, I am trying to create a login form and just make sure that data is posted successfully by printing it in the next form. I am getting this exception:
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