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How are “mvn clean package” and “mvn clean install” different?
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Well, both will clean. That means they'll remove the target folder. The real question is what's the difference between package and install?
package will compile your code and also package it. For example, if your pom says the project is a jar, it ...
Android, canvas: How do I clear (delete contents of) a canvas (= bitmaps), living in a surfaceView?
...sary. PorterDuff.Mode.CLEAR is totally enough for a ARGB_8888 bitmap which means setting the alpha and color to [0, 0]. Another way is to use Color.TRANSPARENT with PorterDuff.Mode.SRC.
– jiasli
May 30 '14 at 12:02
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Using an RDBMS as event sourcing storage
... around with a separate table per entity/object. We found in practise that meant either the application needed "CREATE" permissions (which generally speaking is not a good idea... generally, there's always exceptions/exclusions) or each time a new entity/object came into existence or was deployed, n...
Preventing twitter bootstrap carousel from auto sliding on page load
...arousel.asp
Hope this will help you :)
Note: This is for further help. I mean how you can customise or change default behaviour once carousel is loaded.
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What is the difference between String.Empty and “” (empty string)?
...ter of .NET, all occurrences of "" refer to the same string literal, which means "" is equivalent to .Empty, but still not as fast as .Length == 0.
.Length == 0 is the fastest option, but .Empty makes for slightly cleaner code.
See the .NET specification for more information.
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Create Django model or update if exists
...n, created = Person.objects.get_or_create(identifier=id)
if created:
# means you have created a new person
else:
# person just refers to the existing one
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rsync: difference between --size-only and --ignore-times
...tion.
These checks are performed before transferring data. Notably, this means the static checksum is distinct from the stream checksum - the later is computed while transferring data.
By default, rsync uses only 1 and 2. Both 1 and 2 can be acquired together by a single stat, whereas 3 requires ...
Force re-download of release dependency using Maven
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mvn clean install -U
-U means force update of dependencies.
If you want to update a single dependency without clean or -U you could just remove it from your local repo and then build.
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How to trigger event in JavaScript?
...){
alert ("customEventName");
});
where "[arg0, arg1, ..., argN]" means that these args are optional.
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Can't launch my app in Instruments: At least one target failed to launch
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First, it needs a development profile so it means it needs to be in debug mode. Second, unless Apple change it to distribution profile, devs will probably go with development builds. Third, you're profiling, it should be a development(Debug) build. Fourth, why would yo...