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Eclipse: have the same file open in two editors?
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Open your file and then Window->New Editor (Note: in newer versions it will be called New Window)
Then, click on its tab and drag it somewhere else to have two editors of the same file
Update: as mentioned by moschlar, From version 4.4...
What's the reason I can't create generic array types in Java?
...ve an array of runtime type T[]. It has an array of runtime type Object[], and either 1) the source code contains a variable of Object[] (this is how it is in the latest Oracle Java source); or 2) the source code contains a variable of type T[], which is a lie, but doesn't cause problems due to T be...
Set Focus on EditText
I have an EditText-Field and set an OnFocusChangeListener for it. When it has lost focus, a method is called, which checks the value of the EditText with one in the database. If the return-value of the method is true, a toast is shown and the focus should get back on the EditText again. The focus sh...
If I revoke an existing distribution certificate, will it mess up anything with existing apps?
...ing to get the guy who has the key to sign the app, they finally came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certificate, and then re-assign one, will I then be able to sign the app and upload it without problem...
Add … if string is too long PHP [duplicate]
I have a description field in my MySQL database, and I access the database on two different pages, one page I display the whole field, but on the other, I just want to display the first 50 characters. If the string in the description field is less than 50 characters, then it won't show ... , but if...
Counting the number of elements with the values of x in a vector
... x creates a logical vector which is TRUE at every location that x occurs, and when suming, the logical vector is coerced to numeric which converts TRUE to 1 and FALSE to 0.
However, note that for floating point numbers it's better to use something like: sum(abs(numbers - x) < 1e-6).
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Difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill?
what is the difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill ...?
3 Answers
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PEP 8, why no spaces around '=' in keyword argument or a default parameter value?
...hout spaces. It is easier to recognize that we are using keyword arguments and not assigning a variable to itself.
Also, parameters tend to go in the same line whereas assignments usually are each one in their own line, so saving space is likely to be an important matter there.
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Debugging App When Launched by Push Notification
...several different types of push notifications my app can receive. The PHP handles this and sends different packets of information to my app which are all received just fine.
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How do I assert equality on two classes without an equals method?
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@PiotrAleksanderChmielowski, sorry, when working with Spring+JPA+Entities, the Entity object may have an id (representing the id field of the database table), so when it is empty (a new object not yet stored on the DB), refEq fails to c...