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How to keep a .NET console app running?
...onsider a Console application that starts up some services in a separate thread. All it needs to do is wait for the user to press Ctrl+C to shut it down.
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Rename a file in C#
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In the File.Move method, this won't overwrite the file if it is already exists. And it will throw an exception.
So we need to check whether the file exists or not.
/* Delete the file if exists, else no exception thrown. */
File.Delete(newFileName); // Delete the existing file if exists
F...
Add file extension to files with bash
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find . | while read FILE; do if [ $(file --mime-type -b "$FILE") == "image/jpeg" ]; then mv "$FILE" "$FILE".jpg; fi; done;
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Delete all lines beginning with a # from a file
...e "control-v tab").
For all these commands, omit the filename argument to read from standard input (e.g., as part of a pipe).
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Builder Pattern in Effective Java
I have recently started to read Effective Java by Joshua Bloch. I found the idea of the Builder pattern [Item 2 in the book] really interesting. I tried to implement it in my project but there were compilation errors. Following is in essence what I was trying to do:
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What is the Gradle artifact dependency graph command?
I read this comment in the Gradle docs :
8 Answers
8
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Android and setting width and height programmatically in dp units
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The formula is in the docs. For further reading, go to section 3 of developer.android.com/guide/practices/…
– SK9
Mar 20 '11 at 1:49
35
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Get context of test project in Android junit test case
...research the only working solution seems to be the one yorkw pointed out already. You'd have to extend InstrumentationTestCase and then you can access your test application's context using getInstrumentation().getContext() - here is a brief code snippet using the above suggestions:
public class Pri...
Check whether a string matches a regex in JS
...})$/)) {
alert("match!");
}
But test() seems to be faster as you can read here.
Important difference between match() and test():
match() works only with strings, but test() works also with integers.
12345.match(/^([a-z0-9]{5,})$/); // ERROR
/^([a-z0-9]{5,})$/.test(12345); // true
/^([a-z0-...
REST authentication and exposing the API key
I've been reading up on REST and there are a lot of questions on SO about it, as well as on a lot of other sites and blogs. Though I've never seen this specific question asked...for some reason, I can't wrap my mind around this concept...
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