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IntelliJ show JavaDocs tooltip on mouse over

In Eclipse, when hovering over a method, variable, etc. a tooltip is displayed with the corresponding JavaDocs. Is there such a feature in IntelliJ? ...
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Remote origin already exists on 'git push' to a new repository

I have my project on GitHub at some location, git@github.com:myname/oldrep.git . 18 Answers ...
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Check if element exists in jQuery [duplicate]

How do I check if an element exists if the element is created by .append() method? $('elemId').length doesn't work for me. ...
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet

...n 1.5, and not in 1.7. If you had it in there, it was added manually by someone - it is not added by django-admin startproject. – wim Oct 11 '16 at 16:54 ...
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Ubuntu rails install fails on zlib

... first serious foray into Linux as a daily-use OS, and I'm having a hard time getting Rails going. I have followed a number of tutorials which all seem to work fine, but when I try and use gem install or gem update on anything, I get an error that looks like this: ...
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How to make the hardware beep sound in Mac OS X 10.6

...ad a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even after many computers integrated sound cards, it remained common for quite some time for computers to route this output to a separate internal speaker. More ...
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Find a value anywhere in a database

...as substituting the temp table for a table variable so you don't have to remember to drop it each time. CREATE PROC SearchAllTables ( @SearchStr nvarchar(100) ) AS BEGIN -- Copyright © 2002 Narayana Vyas Kondreddi. All rights reserved. -- Purpose: To search all columns of all tables for a giv...
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CustomErrors mode=“Off”

I get an error everytime I upload my webapp to the provider. Because of the customErrors mode, all I see is the default "Runtime error" message, instructing me to turn off customErrors to view more about the error. ...
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Remove credentials from Git

... If this problem comes on a Windows machine, do the following. Go to Credential Manager in German, it is called: Anmeldeinformationsverwaltung in French, it is called: Gestionnaire d'identification Go to Windows Credentials Delete the entri...
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How do I enable EF migrations for multiple contexts to separate databases?

How do I enable Entity Framework 5 (version 5.0.0) migrations for multiple DB contexts in the same project, where each context corresponds to its own database? When I run Enable-Migrations in the PM console (Visual Studio 2012), there's an error because of there being multiple contexts: ...