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How do I remove duplicate items from an array in Perl?
...tputs:
one two three
If you want to use a module, try the uniq function from List::MoreUtils
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Creating threads - Task.Factory.StartNew vs new Thread()
... the thread pool or execute it synchronously. The TPL is about freeing you from managing the threads/concurrency yourself and using the best for your platform (like utilizing cores)
– sanosdole
Oct 25 '11 at 13:21
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Android - Pulling SQlite database android device
...dst = new FileOutputStream(backupDB).getChannel();
dst.transferFrom(src, 0, src.size());
src.close();
dst.close();
}
}
} catch (Exception e) {
}
Don't forget to set the permission to write on SD in your manifest, like below.
<uses-permission and...
What are the git concepts of HEAD, master, origin?
...sh to that branch, I type "git push origin featureA". I can pull the same from the remote as well by saying "git pull origin featureA", make changes. And head is only referring to local copy. @OK999 I believe HEAD is pointing to whichever branch you are checked out at the moment in the local. If...
What is the difference between JavaConverters and JavaConversions in Scala?
...a.collection.mutable.Map[String, String]
To use the conversions directly from Java, though, you're better off calling methods from JavaConversions directly; e.g.:
List<String> javaList = new ArrayList<String>(Arrays.asList("a", "b", "c"));
System.out.println(javaList); // [a, b, c]
Bu...
What exactly is Type Coercion in Javascript?
... operator only acts on numbers. These rules exist primarily to prevent you from shooting yourself in the foot. But what happens when the programmer breaks that rule in the program? There’s nothing preventing the programmer from typing {} + {} or “hello” + 5 in a program even if the language do...
Parsing JSON Object in Java [duplicate]
...otation is represented by square brackets i.e []
3.) Retrieve JSONArray from JSONObject (created at 2nd step) using "interests" as index.
4.) Traverse JASONArray using loops upto the length of array provided by length() function
5.) Retrieve your JSONObjects from JSONArray using getJSONObject(...
Trust Anchor not found for Android SSL Connection
...ity (checking against Mozilla's root store). If you bought the certificate from a trusted authority, you probably just need to install one or more Intermediate certificates. Contact your certificate provider for assistance doing this for your server platform."
You can also check the certificate wit...
How to clear the canvas for redrawing
...ime. I did redraw grid lines on every step, but without clearing the lines from the previous step.
– Georg Patscheider
Dec 5 '16 at 12:20
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Is That REST API Really RPC? Roy Fielding Seems to Think So
...tty useful) or if, because people want code generation, those are embedded from a spec straight into the code, preventing the server from letting the client know about how it can do things. If the client thinks it knows due to that contract, you're not in hypermedia, you're into the modern day opena...