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How do I implement a callback in PHP?
...ble" interchangeably, however, "callback" traditionally refers to a string or array value that acts like a function pointer, referencing a function or class method for future invocation. This has allowed some elements of functional programming since PHP 4. The flavors are:
$cb1 = 'someGlobalFunctio...
How to determine the content size of a UIWebView?
...t to resize my parent views appropriately. The obvious -sizeThatFits: unfortunately just returns the current frame size of the webView.
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How to use ArgumentCaptor for stubbing?
...g(SomeClass arg);
Mockito documentation says that you should not use captor in this way:
when(someObject.doSomething(argumentCaptor.capture())).thenReturn(true);
assertThat(argumentCaptor.getValue(), equalTo(expected));
Because you can just use matcher during stubbing:
when(someObject.doSomet...
What are OLTP and OLAP. What is the difference between them?
...y what do they mean? All articles I find about them don't give me an idea, or my knowledge is too insufficient to understand it.
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How to remove EXIF data without recompressing the JPEG?
I want to remove the EXIF information (including thumbnail, metadata, camera info... everything!) from JPEG files, but I don't want to recompress it, as recompressing the JPEG will degrade the quality, as well as usually increasing the file size.
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When NOT to use Cassandra?
...ou, what problem statement you have and what is the best fitting solution for that problem.
I will try to answer your questions one by one in the same order you asked them. Since Cassandra is based on the NoSQL family of databases, it's important you understand why use a NoSQL database before I ans...
Temporarily switch working copy to a specific Git commit
...Note you can just do git checkout commit_hash if you are on a clean repository and not need to do branching. Might be easier for some use cases (like mine).
– enderland
Jan 29 '13 at 20:40
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Sort an Array by keys based on another Array?
...e this? How would you go about writing a function? Here is an example. The order is the most important thing.
15 Answers
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Difference between FetchType LAZY and EAGER in Java Persistence API?
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Sometimes you have two entities and there's a relationship between them. For example, you might have an entity called University and another entity called Student and a University might have many Students:
The University entity might have some basic properties such as id, name, address, etc. as we...
How different is Objective-C from C++? [closed]
...een Objective-C and C++ in terms of the syntax, features, paradigms, frameworks and libraries?
7 Answers
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