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How can I detect when an Android application is running in the emulator?

...erently when running on the emulator than when running on a device. ( For example , using 10.0.2.2 instead of a public URL to run against a development server automatically.) What is the best way to detect when an Android application is running in the emulator? ...
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Can I set a TTL for @Cacheable

... See http://static.springsource.org/spring/docs/3.1.x/spring-framework-reference/htmlsingle/spring-framework-reference.html#cache-specific-config: How can I set the TTL/TTI/Eviction policy/XXX feature? Directly through your cache provider. The cache abstraction is... ...
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Simple C example of doing an HTTP POST and consuming the response

...mand. A sample message could be: POST /path HTTP/1.0\r\n Content-Type: text/plain\r\n Content-Length: 12\r\n \r\n query_string So, to answer your question: if the URL you are interested in POSTing to is http://api.somesite.com/apikey=ARG1&command=ARG2 then there is no body or query string a...
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Split Java String by New Line

I'm trying to split text in a JTextArea using a regex to split the String by \n However, this does not work and I also tried by \r\n|\r|n and many other combination of regexes. Code: ...
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sed or awk: delete n lines following a pattern

How would I mix patterns and numeric ranges in sed (or any similar tool - awk for example)? What I want to do is match certain lines in a file, and delete the next n lines before proceeding, and I want to do that as part of a pipeline. ...
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Random number generation in C++11: how to generate, how does it work? [closed]

...ers and turn them into our desired distribution, like Uniform[0,2] in the example. Best to leave this to a good library! Engines Thus at the heart of all randomness is a good pseudo-random number generator that generates a sequence of numbers that uniformly distributed over a certain interval, and...
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Why is this program valid? I was trying to create a syntax error

...d with a Git pre-commit hook to detect programs being checked in with syntax errors. (Somehow I just managed to do such a bad commit.) So as a test program I randomly jotted this: ...
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How do I tell Spring Boot which main class to use for the executable jar?

...s in your pom: <properties> <!-- The main class to start by executing java -jar --> <start-class>com.mycorp.starter.HelloWorldApplication</start-class> </properties> or <build> <plugins> <plugin> <groupId>org.springframew...
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Run R script from command line

...f you're relying on anything that methods provides you'll want to load it explicitly in your script. If you really want to use the ./a.R way of calling the script you could add an appropriate #! to the top of the script #!/usr/bin/env Rscript sayHello <- function(){ print('hello') } sayHell...
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Hide separator line on one UITableViewCell

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