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What is the purpose of fork()?
... array for the child process
const char *argv[] = {"arg1", "arg2", "arg3", NULL};
// now start executing some other program
exec("/path/to/a/program", argv);
}
The shell spawns a child process using exec and waits for it to complete, then continues with its own execution. Note that y...
Private module methods in Ruby
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edited Apr 30 at 22:04
Ngoral
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answer...
Image fingerprint to compare similarity of many images
... source resolutions have varying aspect ratios. In other words, reducing a 300x800 image into an 80x80 thumbnail causes deformation of the image, such that when compared with a 300x500 image (that's very similar) will cause false negatives. Thumbnail fingerprints also often produce false negatives w...
How to empty a list in C#?
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237
It's really easy:
myList.Clear();
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How to disable a link using only CSS?
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1370
The answer is already in the comments of the question. For more visibility, I am copying this ...
What are the downsides to using Dependency Injection? [closed]
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Joe
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answered Mar 9 '10 at 8:34
Håvard SHåvard S
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prevent refresh of page when button inside form clicked
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13 Answers
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Why should I avoid multiple inheritance in C++?
...ode has ONE parent), not as a graph.
More about the Diamond (edit 2017-05-03)
The real problem with the Diamond of Dread in C++ (assuming the design is sound - have your code reviewed!), is that you need to make a choice:
Is it desirable for the class A to exist twice in your layout, and what does ...
How to load images dynamically (or lazily) when users scrolls them into view
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edited Mar 31 '14 at 11:27
Blu
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an...
Android Json and null values
...ll(KEY_NAME).
– Sky Kelsey
Feb 15 '13 at 21:13
@SkyKelsey: Why would you say that? Those are different things with dif...