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What is the difference between getFields and getDeclaredFields in Java reflection
...laredFields()
All the fields, regardless of their accessibility but only for the current class, not any base classes that the current class might be inheriting from.
To get all the fields up the hierarchy, I have written the following function:
public static Iterable<Field> getFieldsUpTo(@N...
Insert line after first match using sed
For some reason I can't seem to find a straightforward answer to this and I'm on a bit of a time crunch at the moment. How would I go about inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
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LD_LIBRARY_PATH vs LIBRARY_PATH
I'm building a simple C++ program and I want to temporarily substitute a system supplied shared library with a more recent version of it, for development and testing.
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What's the best UML diagramming tool? [closed]
I'm trying to choose a tool for creating UML diagrams of all flavours. Usability is a major criteria for me, but I'd still take more power with a steeper learning curve and be happy. Free (as in beer) would be nice, but I'd be willing to pay if the tool's worth it. What should I be using?
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What does curly brackets in the `var { … } = …` statements do?
...-specific JS syntax, but I often found variables being declared this way, for example, in add-on SDK docs :
4 Answers
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Are global variables in PHP considered bad practice? If so, why?
...place_callback('!pattern!', array($obj, 'method'), $str);
See callbacks for more.
The point is that objects have been bolted onto PHP and in some ways lead to some awkwardness.
Don't concern yourself overly with applying standards or constructs from different languages to PHP. Another common pit...
Checking images for similarity with OpenCV
Does OpenCV support the comparison of two images, returning some value (maybe a percentage) that indicates how similar these images are? E.g. 100% would be returned if the same image was passed twice, 0% would be returned if the images were totally different.
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How to run a PowerShell script without displaying a window?
...ow is it possible to run a PowerShell script without displaying a window or any other sign to the user?
11 Answers
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Determine if a String is an Integer in Java [duplicate]
...ing to determine if a particular item in an Array of strings is an integer or not.
9 Answers
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to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
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Stick to UIKit and subviews whenever you can. You can be more productive, and take advantage of all the OO mechanisms that should things easier to maintain. Use Core Graphics when you can't get the performance you need out of UIKit, or you know trying to hack together drawing effec...