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Difference between maven scope compile and provided for JAR packaging
What is the difference between the maven scope compile and provided when artifact is built as a JAR? If it was WAR, I'd understand - the artifact would be included or not in WEB-INF/lib. But in case of a JAR it doesn't matter - dependencies aren't included. They have to be on classpath when thei...
Getting the array length of a 2D array in Java
...ength); //3
System.out.println(foo[1].length); //4
}
Column lengths differ per row. If you're backing some data by a fixed size 2D array, then provide getters to the fixed values in a wrapper class.
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ASP.NET MVC 4 Custom Authorize Attribute with Permission Codes (without roles)
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{
var isAuthorized = base.AuthorizeCore(httpContext);
if (!isAuthorized)
{
return false;
}
string privilegeLevels = string.Join("", GetUserRights(httpContext.User.Identity.Name.ToString())); // Call another method to get right...
Integer.toString(int i) vs String.valueOf(int i)
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Just two different ways of doing the same thing. It may be a historical reason (can't remember if one came before the other).
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Can I restore deleted files (undo a `git clean -fdx`)?
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If you are using an advanced IDE like RubyMine, Eclipse etc, Chances are it would have a local history of deleted files and you might be able to recover them.
– Usman
Oct 16 '15 at 23:52...
How can I find the location of origin/master in git, and how do I change it?
...e a bookmark, for remote repositories.
When you run git status, it checks if the remote is missing commits (compared to your local repository), and if so, by how many commits. If you push all your changes to "origin", both will be in sync, so you wont get that message.
2. If it's somewhere else...
How to output messages to the Eclipse console when developing for Android
...e reference for Log.
The benefits of using LogCat are that you can print different colours depending on your log type, e.g.: Log.d prints blue, Log.e prints orange. Also you can filter by log tag, log message, process id and/or by application name. This is really useful when you just want to see yo...
req.query and req.param in ExpressJS
..."tom", age: "55"}
req.params will return parameters in the matched route.
If your route is /user/:id and you make a request to /user/5 - req.params would yield {id: "5"}
req.param is a function that peels parameters out of the request. All of this can be found here.
UPDATE
If the verb is a POST ...
How can I open several files at once in Vim?
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To open files without an extension, specify the parent directory e.g. args **/.hg/hgrc works but **/hgrc does not.
– 79E09796
Mar 19 '13 at 10:11
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Why sizeof int is wrong, while sizeof(int) is right?
...n imagine why it didn't bother. With the language as it stands, a type specifier never appears "naked" in an expression, and so there is no need for rules to resolve whether that second * is part of the type or an arithmetic operator.
The existing grammar does already resolve the potential ambiguit...