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Send and receive messages through NSNotificationCenter in Objective-C?
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It seems that all that observer idea doesn't cover all cases. this didn't work when the app. was closed and a notification form the notification centre got tapped. observer method doesn't get called.
– hasan
Jan 14 '15...
How to Programmatically Add Views to Views
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The idea of programmatically setting constraints can be tiresome. This solution below will work for any layout whether constraint, linear, etc. Best way would be to set a placeholder i.e. a FrameLayout with proper constraints (or...
Get last dirname/filename in a file path argument in Bash
... unfortunately, if you wrap commands, basename is not a good idea. just something to keep in mind
– dtc
Jul 20 '16 at 20:36
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Command not found when using sudo
... path-to-foo.sh /usr/local/bin/foo
Have a look at this answer to have an idea of which directory to put soft link in.
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file_put_contents(meta/services.json): failed to open stream: Permission denied
...nism for supporting access control security policies." I doubt it's a good idea to turn it off. And I bet the upvoters are blindly using this command without understanding the full consequences.
– Ryan
Jun 26 '17 at 18:32
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Custom checkbox image android
...eferencing the default icons directly via "@android:drawable/..." is a bad idea, or this process entirely?
– WOUNDEDStevenJones
Oct 16 '12 at 19:42
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Swift how to sort array of custom objects by property value
...s type and when I try to sort it, I get a Could not find member error. Any idea why this is?
– Isuru
Sep 28 '14 at 16:34
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ImportError: Cannot import name X
...C++, and even if it's not the #1 thing in Python, it's still a really good idea to follow this rule. Never have two classes which know each other, ever. If you need help with creating the structure for your classes, post rest of the code too. How exactly (in terms of code) are Entity and Physics lin...
Can not connect to local PostgreSQL
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thanks for these ideas @couling. This feels like the right direction. But there is something very strange with my setup. Bear in mind that this has been working perfectly until recently. I've looked through the three postgres directories on m...
Using HTML in Express instead of Jade
...e using nodemailer. I have installed everything required. However, have to idea what should go in the app.js file to make my website run using express
– user2457956
Apr 10 '16 at 18:11
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