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No Persistence provider for EntityManager named

... I am using Derby and it wasn't necessary to specify this (I did, but then removed it once I solved the problem, just to make sure). I was getting the error finally because persistence.xml was not in the src/META-INF folder, even though it had...
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How can I make a UITextField move up when the keyboard is present - on starting to edit?

...e TextField scroll up when keyboard comes up, then it's not needed.) The standard way to prevent the TextFields from being covered by the keyboard is to move the view up/down whenever the keyboard is shown. Here is some sample code: #define kOFFSET_FOR_KEYBOARD 80.0 -(void)keyboardWillShow { ...
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Updating and committing only a file's permissions using git version control

...file mode. Look into your project, in the .git folder for the config file and you should see something like this: [core] filemode = false You can either change it to true in your favorite text editor, or run: git config core.filemode true Then, you should be able to commit normally your f...
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Getting thread id of current method call

... And how does one grab that name and number? name returns empty description even for main and number is nowhere to be found – Hari Karam Singh Oct 17 '17 at 11:24 ...
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ASP.NET Identity reset password

... In current release Assuming you have handled the verification of the request to reset the forgotten password, use following code as a sample code steps. ApplicationDbContext =new ApplicationDbContext() String userId = "<YourLogicAssignsRequestedUserId>"; S...
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What does mvn install in maven exactly do

I just started using Maven and I was told to do mvn install in a specific directory. 7 Answers ...
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Error: Configuration with name 'default' not found in Android Studio

I am using the volley library to perform network operation in android. So I am trying to add this library in my project which is created in Android Studio and gradle system. ...
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Inserting image into IPython notebook markdown

I am starting to depend heavily on the IPython notebook app to develop and document algorithms. It is awesome; but there is something that seems like it should be possible, but I can't figure out how to do it: ...
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How to make a JSONP request from Javascript without JQuery?

...ng jQuery or other external library? I would like to use JavaScript itself and then parse the data and make it an object so I could use it. Do I have to use an external library? If not, how can I do it? ...
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ElasticSearch: Unassigned Shards, how to fix?

...er, if you've disabled shard allocation (perhaps you did a rolling restart and forgot to re-enable it), you can re-enable shard allocation. # v0.90.x and earlier curl -XPUT 'localhost:9200/_settings' -d '{ "index.routing.allocation.disable_allocation": false }' # v1.0+ curl -XPUT 'localhost:92...