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How to log something in Rails in an independent log file?
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Anyone know how to create folders to each log?
– Mauro Dias
Feb 26 '13 at 17:59
2
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Is it possible in Java to catch two exceptions in the same catch block? [duplicate]
...here is a nice feature where if you rethrow ex in the catch, the compiler knows that only one of the listed exceptions can be thrown.
Java 6 and earlier
Prior to Java 7, there are ways to handle this problem, but they tend to be inelegant, and to have limitations.
Approach #1
try {
// stu...
C# 4.0 optional out/ref arguments
...I: Included on the new features for C# 7.0 enumerated here, "discards" is now allowed as out parameters in the form of a _, to let you ignore out parameters you don’t care about:
p.GetCoordinates(out var x, out _); // I only care about x
P.S. if you're also confused with the part "out var x", r...
How to maintain aspect ratio using HTML IMG tag
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This makes no sense for dynamic applications. It is not known whether width or height will be at 64px, as it depends on the ratio of the image. Why is this the upvoted response?
– Koenigsberg
Jul 31 '18 at 8:45
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How to create Java gradle project
... it.mkdirs() }
sourceSets*.resources.srcDirs*.each { it.mkdirs() }
}
Now we can setup a new gradle Java EE project to eclipse with only one command. I put this example at GitHub
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improv...
Swing vs JavaFx for desktop applications [closed]
...ws, Mac and Linux, and it is a big desktop application with many elements.
Now SWT being somewhat old I would like to switch to either Swing or JavaFX. And I would like to hear your thoughts on three things.
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.NET HashTable Vs Dictionary - Can the Dictionary be as fast?
...nsure you're getting the right value on lookups, ie how does the function know which element to return? In msdn.microsoft.com/en-us/library/ms379571%28VS.80%29.aspx it says,"Rather than reprobing in the event of a collision, as is done with the Hashtable class, the Dictionary simply chains any coll...
How to detect the current OS from Gradle
...ncubating though.
Mid 2018 Update: just like it was mentioned in comments, now this class moved to a different package, so one should use org.gradle.nativeplatform.platform.OperatingSystem.current()
As of mid 2015, Peter Kahn's answer is still valid. Environment-based profile activation is still so...
How to abort an interactive rebase if --abort doesn't work?
I've got myself into a muddle via an interactive rebase, and I now wish to abort it. (i.e. go back to the point before I was dropped into interactive rebase mode, in my case via git pull --rebase .) The way to do this seems to be via git rebase --abort , but this doesn't work:
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How is an overloaded method chosen when a parameter is the literal null value?
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Then you will get a compiler error saying that the call is ambiguous. As now we two equally specific methods with same precedence.
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