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What is the difference between C++ and Visual C++? [duplicate]

...ut enhance your productivity. This is a trade-off. You have to decide what appeals most to you. I've maintained big desktop apps that were written in Visual C++, so that is perfectly feasible. From what I know of Visual Basic, the main advantage seems to be that the first part of the development cy...
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Setup RSpec to test a gem (not Rails)

...with the added generator of rspec-rails to setup RSpec for testing a Rails application. But how about adding RSpec for testing a gem in development? I am not using jeweler or such tools. I just used Bundler ( bundle gem my_gem ) to setup the structure for the new gem and edit the *.gemspec manually....
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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p

... meaning of these options as below :- Arup-iMac:$ git add -p diff --git a/app/interactors/reporting_groups/list_colleagues.rb b/app/interactors/reporting_groups/list_colleagues.rb index adc28af..f46f5e3 100644 --- a/app/interactors/reporting_groups/list_colleagues.rb +++ b/app/interactors/reporting...
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Inject service in app.config

I want to inject a service into app.config, so that data can be retrieved before the controller is called. I tried it like this: ...
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How do I provide JVM arguments to VisualVM?

I'm using VisualVM from JDK 1.6.0_26 to profile a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I...
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What should my Objective-C singleton look like? [closed]

... The thing is this is the Apple sample code for "creating a singleton". But yeah, you're absolutely right. – Colin Barrett Oct 23 '08 at 1:39 ...
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Eclipse executable launcher error: Unable to locate companion shared library

...eclipse had completely vanished - all the program files have completely disappeared. When I try to reinstall it, I get an error message that says ...
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Unique fields that allow nulls in Django

...aggregates. It has been replaced with from_db_value(). Note that the new approach does not call the to_python() method on assignment as was the case with SubfieldBase. Therefore, as suggested by the from_db_value() documentation and this example, this solution must be changed to: class CharNull...
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create a trusted self-signed SSL cert for localhost (for use with Express/Node)

... req.cnf -sha256 Step 4. then outside of security folder, in your express app do something like this: (credit goes to @Diego Mello) backend /security /server.js server.js: const express = require('express') const app = express() const https = require('https') const fs = require('fs') const p...
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UICollectionView reloadData not functioning properly in iOS 7

I've been updating my apps to run on iOS 7 which is going smoothly for the most part. I have noticed in more than one app that the reloadData method of a UICollectionViewController isn't acting quite how it used to. ...