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Is there a (repeat-last-command) in Emacs?
...ed in, the command-history function might be of interest. You can get that by M-x command-history
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IISExpress Log File Location
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1 . By default applicationhost.config file defines following two log file locations. Here IIS_USER_HOME would be expanded as %userprofile%\documents\IISExpress\.
<siteDefaults>
<logFile logFormat="W3C" directory="%IIS_U...
JUnit tests pass in Eclipse but fail in Maven Surefire
...ts failed in Maven Surefire but passed in Eclipse) and managed to solve it by setting forkMode to always in the maven surefire configuration in pom.xml:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<...
How to make Scroll From Source feature always enabled?
... 'Toggle AutoScroll From Source' -> 'AutoScroll Save' from enter action by Ctrl+Shift+A.
– zhouji
May 16 '16 at 9:00
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How do I concatenate strings in Swift?
... + ""
str = "\(variable)"
str = str + "\(variable)"
I think I named them all.
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val-mutable versus var-immutable in Scala
...method. If the method is short, even better. If it isn't, try to reduce it by extracting other methods.
On the other hand, a mutable collection has the potential to escape, even if it doesn't. When changing code, you might then want to pass it to other methods, or return it. That's the kind of thin...
Java - JPA - @Version annotation
... fails to match a record (because the same entity has already been updated by another thread), then the persistence provider will throw an OptimisticLockException.
Does it mean that we should declare our version field as final
No but you could consider making the setter protected as you're not...
Create empty file using python [duplicate]
...mknod("newfile.txt") (but it requires root privileges on OSX). The system call to create a file is actually open() with the O_CREAT flag. So no matter how, you'll always open the file.
So the easiest way to simply create a file without truncating it in case it exists is this:
open(x, 'a').close()
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Unlink of file Failed. Should I try again?
...ile. The file may not be actually open in eclipse but may have been opened by a process run by eclipse.
In this event, try closing the file in any applications that might have used it. If that doesn't work, completely exit any applications which may have opened the file.
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What is a “symbol” in Julia?
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Symbols in Julia are the same as in Lisp, Scheme or Ruby. However, the answers to those related questions are not really satisfactory, in my opinion. If you read those answers, it seems that the reason a symbol is different than a string is that strings are mutable while symbols...