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What is the difference between Eclipse for Java (EE) Developers and Eclipse Classic?
...ould be able to take the regular Eclipse Classic and install all the other components bundled with the Eclipse IDE for Java EE. After all, Eclipse is basically built as a big bag of plugins. But in practice, I and many other folks have found that to be impossible. If you need the Java EE features (s...
How to filter None's out of List[Option]?
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How to initialize all members of an array to the same value in Swift?
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Group by & count function in sqlalchemy
I want a "group by and count" command in sqlalchemy. How can I do this?
3 Answers
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What is the meaning of git reset --hard origin/master?
...same as origin/master.
You probably wanted to ask this before you ran the command. The destructive nature is hinted at by using the same words as in "hard reset".
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Are arrays passed by value or passed by reference in Java? [duplicate]
...ee with the terminology, you should read them.
http://publib.boulder.ibm.com/infocenter/comphelp/v8v101/topic/com.ibm.xlcpp8a.doc/language/ref/cplr233.htm
http://www.cs.fsu.edu/~myers/c++/notes/references.html
Related SO question:
Is Java "pass-by-reference" or "pass-by-value"?
Historical ba...
“PKIX path building failed” and “unable to find valid certification path to requested target”
..._22\lib\security\cacerts.
Next import the example.cer file into cacerts in command line:
keytool -import -alias example -keystore C:\Program Files (x86)\Java\jre1.6.0_22\lib\security\cacerts -file example.cer
You will be asked for password which default is changeit
Restart your JVM/PC.
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Overload constructor for Scala's Case Classes?
...ew Foo(1)
However, you may like to also overload the apply method in the companion object, which is called when you omit new.
object Foo {
def apply(bar: Int) = new Foo(bar)
}
Foo(1, 2)
Foo(1)
In Scala 2.8, named and default parameters can often be used instead of overloading.
case class Ba...