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RabbitMQ and relationship between channel and connection
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A Connection represents a real TCP connection to the message broker, whereas a Channel is a virtual connection (AMQP connection) inside it. This way you can use as many (virtual) connections as you want inside your application without overloading the broker with TCP conn...
What is the proper way to use the node.js postgresql module?
...pp on Heroku and using the pg module . I can't figure out the "right" way to get a client object for each request that I need to query the database.
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How do I specify a pointer to an overloaded function?
I want to pass an overloaded function to the std::for_each() algorithm. For example,
6 Answers
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How to develop or migrate apps for iPhone 5 screen resolution?
...your app (in the general tab of your target settings). This is how you get to use the full size of any screen, including iPad split view sizes in iOS 9.
Test your app, and hopefully do nothing else, since everything should work magically if you had set auto resizing masks properly, or used Auto Layo...
What does axis in pandas mean?
Here is my code to generate a dataframe:
21 Answers
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Stash only one file out of multiple files that have changed with Git?
...p "my commit message". This way you can select which hunks should be added to stash, whole files can be selected as well.
You'll be prompted with a few actions for each hunk:
y - stash this hunk
n - do not stash this hunk
q - quit; do not stash this hunk or any of the remaining ones
a...
What is the difference between == and Equals() for primitives in C#?
...t it will also work for nullable types; non-null nullable types always box to an instance of the underlying type.)
Since newAge is a short, its Equals(object) method only returns true if you pass a boxed short with the same value. You're passing a boxed int, so it returns false.
By contrast, the == ...
Get TFS to ignore my packages folder
I'm trying to get TFS (2013) to ignore my packages folder. I passionately don't want it source controlled as I'm using NuGet and it's great!
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Returning a C string from a function
I am trying to return a C string from a function, but it's not working. Here is my code.
14 Answers
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Android: When should I use a Handler() and when should I use a Thread?
When I need something to run asynchronously , such as a long running task or a logic that uses the network, or for whatever reason,
Starting a new Thread and running it works fine.
Creating a Handler and running it works as well.
What's the difference? When should I use each one?
What are the...