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Difference between save and saveAndFlush in Spring data jpa
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On saveAndFlush, changes will be flushed to DB immediately in this command. With save, this is not necessarily true, and might stay just in memory, until flush or commit commands are issued.
But be aware, that even if you flush th...
Calling Objective-C method from C++ member function?
...g they can be mixed. If you want to keep them separate, you can set up a standard C wrapper function that gives the Objective-C object a usable C-style interface from non-Objective-C code (pick better names for your files, I have picked these names for verbosity):
MyObject-C-Interface.h
#ifndef __...
Command prompt won't change directory to another drive
I'm trying to compile some java (learning java currently), and to do so I need to change command-prompt's directory (using javac).
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Do git tags get pushed as well?
...ectory all the tags are present, but when I logon to the
remote repository and do a git tag , only the first few show up.
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MySQL: What's the difference between float and double?
...ndering why, I checked the mysql documentation, but honestly didn't understand what the difference is.
6 Answers
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ASP.NET MVC Relative Paths
...("~/Scripts/jquery-1.2.6.js")%>"></script>
Or use MvcContrib and do this:
<%=Html.ScriptInclude("~/Content/Script/jquery.1.2.6.js")%>
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What does ellipsize mean in android?
I've added an EditText to my layout, and added a hint, and made it centered horizontally.
9 Answers
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Polymorphism with gson
... problem deserializing a json string with Gson.
I receive an array of commands. The command can be start, stop , some other type of command. Naturally I have polymorphism, and start/stop command inherit from command.
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Have the same README both in Markdown and reStructuredText
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I would recommend Pandoc, the "swiss-army knife for converting files from one markup format into another" (check out the diagram of supported conversions at the bottom of the page, it is quite impressive). Pandoc allows markdown to reStructured...
Execute AsyncTask several times
In my Activity I use a class which extends from AsyncTask and a parameter which is an instance of that AsyncTask. When I call mInstanceOfAT.execute("") everything is fine.
But the app crash when I press an update button which calls again the AsyncTask(In case the network job didnt work). Cause the...