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JPA EntityManager: Why use persist() over merge()?
EntityManager.merge() can insert new objects and update existing ones.
15 Answers
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Grunt watch error - Waiting…Fatal error: watch ENOSPC
Why do I get the Waiting...Fatal error: watch ENOSPC when I run the watch task ?
How do I solve this issue?
7 Answers
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iPhone Debugging: How to resolve 'failed to get the task for process'?
...to run the app on the device (I have done this several times in the past, without any problem).
15 Answers
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What exceptions should be thrown for invalid or unexpected parameters in .NET?
...d ArgumentOutOfRangeException.
ArgumentException – Something is wrong with the argument.
ArgumentNullException – Argument is null.
ArgumentOutOfRangeException – I don’t use this one much, but a common use is indexing into a collection, and giving an index which is to large.
There are oth...
Run PHP Task Asynchronously
...de where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they hit the 'Finish Registration' button, I don't want to make them wait until the email is actually sent, I just wan...
How to test an Android Library Project
I am writing an Android Library Project basing on Android Bitmap class (call it AndroindLib) which contains only utility class (no activity). I tried to test it using Android JUnit, but it keeps complaining that can't find the AnroidLib.apk
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Return a value if no rows are found in Microsoft tSQL
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SELECT CASE WHEN COUNT(1) > 0 THEN 1 ELSE 0 END AS [Value]
FROM Sites S
WHERE S.Id = @SiteId and S.Status = 1 AND
(S.WebUserId = @WebUserId OR S.AllowUploads = 1)
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Decompile .smali files on an APK [duplicate]
...d on APK Manager 4.9) is 22 to select the package, and then 9 to decompile it. If you press 1 instead of 9, then you will just unpack it (useful only if you want to exchange .png images).
There is no tool available to decompile back to .java files and most probably it won't be any. There is an alt...
How to kill all processes matching a name?
... I realize this doesn't adress the subject of this question, but it does demonstrate an alternate, and shorter, method of doing what you're trying to do.
– Tim Bielawa
Jun 17 '11 at 4:19
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Difference between git stash pop and git stash apply
I've been using git stash pop for quite some time. I recently found out about the git stash apply command. When I tried it out, it seemed to work the same as git stash pop .
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