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Loaded nib but the 'view' outlet was not set
...g from files owner to the view on the storyboard. A contextual menu should appear with a "view" option
– josef
Apr 9 '18 at 15:20
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Android - Set fragment id
...hod and FragmentManager's findFragmentByTag(String) method.
In one of my apps, I was forced to generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction, anyway.
Another advantage to the tag method is that it can identify a Fragment that isn't being adde...
How to get orientation-dependent height and width of the screen?
...'m trying to programmatically determine the current height and width of my application. I use this:
11 Answers
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Primary key/foreign Key naming convention [closed]
...same name, NULL = NULL -> NULL means NULL is "unknown" rather than "not applicable", and ON UPDATE CASCADE means that keys need only be unique, not immutable.
– Steven Huwig
Sep 3 '09 at 2:39
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Intermittent log4net RollingFileAppender locked file issue
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Try adding
<lockingModel type="log4net.Appender.FileAppender+MinimalLock" />
to your <appender /> element. There is some performance impact because this means that log4net will lock the file, write to it, and unlock it for each write operation (as oppos...
Best data type for storing currency values in a MySQL database
...l places maybe required for your calculations.
I worked on a share price application that required the calculation of the price of one million shares. The quoted share price had to be stored to 7 digits of accuracy.
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Show/Hide the console window of a C# console application
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Just go to the application's Properties and change the Output type from Console Application to Windows Application.
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NSDefaultRunLoopMode vs NSRunLoopCommonModes
...For example: as soon as a mouse-dragging (Mac OS) or touch (on iOS) event happens then the mode for this run loop is set to event tracking; this means that the thread will not be woken up on new network events but these events will be delivered later when the user input event terminates and the run ...
Java project in Eclipse: The type java.lang.Object cannot be resolved. It is indirectly referenced f
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This happened to me when I imported a Java 1.8 project from Eclipse Luna into Eclipse Kepler.
Right click on project > Build path > configure build path...
Select the Libraries tab, you should see the Java 1.8 jre with an e...
What is the optimal length for an email address in a database?
... Essentially, they’ll have a unique (sub-)email per each website/service/app. For example, let’s imagine that my normal email is my first name and last name at some company name: firstnameandlastone@superacmecompany.com. That’s already ~40 characters. Now, if I used a plus notation for a stack...