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Including all the jars in a directory within the Java classpath
...my.package.MainClass
This is similar to Windows, but uses : instead of ;. If you cannot use wildcards, bash allows the following syntax (where lib is the directory containing all the Java archive files):
java -cp "$(printf %s: lib/*.jar)"
(Note that using a classpath is incompatible with the -jar...
How to convert DOS/Windows newline (CRLF) to Unix newline (LF) in a Bash script?
...n use tr to convert from DOS to Unix; however, you can only do this safely if CR appears in your file only as the first byte of a CRLF byte pair. This is usually the case. You then use:
tr -d '\015' <DOS-file >UNIX-file
Note that the name DOS-file is different from the name UNIX-file; if ...
Maven command to determine which settings.xml file Maven is using
...not show this important detail when the -B flag was used. ... Unfortunate, if you're trying to debug what is going on with a Jenkins server.
– Cognitiaclaeves
Aug 12 '19 at 19:13
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Perform Segue programmatically and pass parameters to the destination view
...
The answer is simply that it makes no difference how the segue is triggered.
The prepareForSegue:sender: method is called in any case and this is where you pass your parameters across.
sh...
How to keep environment variables when using sudo
...r setting HTTP_PROXY the command wget works fine without sudo . However if I type sudo wget it says it can't bypass the proxy setting.
...
How can I view an old version of a file with Git?
... tag name, a branch name, a relative commit name, or any other way of identifying a commit in Git)
For example, to view the version of file <repository-root>/src/main.c from 4 commits ago, use:
$ git show HEAD~4:src/main.c
Git for Windows requires forward slashes even in paths relative to ...
Sort NSArray of date strings or objects
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It's not clear if the original question was asking about sorting an array of dates, or sorting an array of objects that have a date field. This is the easiest approach if it's the former, but if it's the latter, NSSortDescriptor is the way ...
Hibernate SessionFactory vs. JPA EntityManagerFactory
...defined by the JPA standard.
SessionFactory and Session are hibernate-specific. The EntityManager invokes the hibernate session under the hood. And if you need some specific features that are not available in the EntityManager, you can obtain the session by calling:
Session session = entityManager...
Name node is in safe mode. Not able to leave
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Updated my answer as per new distributions, if anyone can help us out in establishing the exact version of apache hadoop since when these deprecations have come into picture, it would be great.
– Amar
Mar 19 '14 at 19:03
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C# Create New T()
...ic static T GetObject<T>() where T : new()
{
return new T();
}
If you need to pass parameters:
protected T GetObject(params object[] args)
{
return (T)Activator.CreateInstance(typeof(T), args);
}
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