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What’s the difference between ScalaTest and Scala Specs unit test frameworks?
...o share a fixture, whereas Specs by default continues the tradition of the setUp and tearDown approach popularized by JUnit, in which you reassign vars before each test. However if you want to test that way, it is also very easy in ScalaTest. You just need to mix in the BeforeAndAfter trait.
For mo...
In Windows cmd, how do I prompt for user input and use the result in another command?
...
Try this:
@echo off
set /p id="Enter ID: "
You can then use %id% as a parameter to another batch file like jstack %id%.
For example:
set /P id=Enter id:
jstack %id% > jstack.txt
...
Checking if a variable is defined?
How can I check whether a variable is defined in Ruby? Is there an isset -type method available?
14 Answers
...
OAuth 2.0: Benefits and use cases — why?
...ication along side the regular OAuth access token.
The ID Token contains a set of claims about the authentication session, including an identifier for the user (sub), the identifier for the identity provider who issued the token (iss), and the identifier of the client for which this token was create...
Why is i++ not atomic?
...n unnecessary use of atomic instructions.
Even at the machine instruction set level, an increment type operation is usually not atomic for performance reasons. In x86, a special instruction "lock prefix" must be used to make the inc instruction atomic: for the same reasons as above. If inc were al...
error, string or binary data would be truncated when trying to insert
...= new StringBuilder();
foreach (object update in context.GetChangeSet().Updates)
{
FindLongStrings(update, sb);
}
foreach (object insert in context.GetChangeSet().Inserts)
{
FindLongStrings(insert, sb);
}
return sb.ToS...
How do I iterate over an NSArray?
...erator, you very easily change to another enumerable collection (like an NSSet, keys in an NSDictionary, etc.), or even switch to -reverseObjectEnumerator to enumerate an array backwards, all with no other code changes. If the iteration code is in a method, you could even pass in any NSEnumerator an...
RSA Public Key format
...SA PUBLIC KEY is closer to the content of a PUBLIC KEY, but you need to offset the start of your ASN.1 structure to reflect the fact that PUBLIC KEY also has an indicator saying which type of key it is (see RFC 3447). You can see this using openssl asn1parse and -strparse 19, as described in this an...
Any implementation of Ordered Set in Java?
...nybody is familiar with Objective-C there is a collection called NSOrderedSet that acts as Set and its items can be accessed as an Array 's ones.
...
Jelly Bean DatePickerDialog — is there a way to cancel?
...d easy steps for a global solution:
Download this class.
Implement OnDateSetListener in your activity (or change the class to suit your needs).
Trigger the dialog with this code (in this sample, I use it inside a Fragment):
Bundle b = new Bundle();
b.putInt(DatePickerDialogFragment.YEAR, 2012);
b...