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What are namespaces?
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Namespacing does for functions and classes what scope does for variables. It allows you to use the same function or class name in different parts of the same program without causing a name collision.
In simple terms, think of a namespace as a person's su...
socket.shutdown vs socket.close
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Calling close and shutdown have two different effects on the underlying socket.
The first thing to point out is that the socket is a resource in the underlying OS and multiple processes can have a handle for the same underlying socket.
W...
Why are my CSS3 media queries not working?
...dth, initial-scale=1" name="viewport" />
Now it seems to work in both Android (2.2) and iPhone all right...
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What is Activity.finish() method doing exactly?
I'm developing android applications for a while, and followed a lot of posts about activity life cycle, and application's life cycle.
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What is Persistence Context?
I am new to the Java world and JPA. I was studying JPA and came across many new terms like Entity, persistence. While reading, I could not understand the exact definition for Persistence Context .
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How can I upgrade specific packages using pip and a requirements file?
...ngo projects. I'm trying to upgrade some packages, notably Django itself, and I'm getting an error about source code conflicts:
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Pinging servers in Python
In Python, is there a way to ping a server through ICMP and return TRUE if the server responds, or FALSE if there is no response?
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How to name and retrieve a stash by name in git?
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git stash list
This will list down all your stashes.
To apply a stash and remove it from the stash stack, type:
git stash pop stash@{n}
To apply a stash and keep it in the stash stack, type:
git stash apply stash@{n}
Where n is the index of the stashed change.
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Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
I was doing attempting to do some updates to openssl using homebrew and I somehow managed to break everything. I can't do anything now, this is what I get when I try to do bundle install:
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How would you access Object properties from within an object method? [closed]
...y adds code to a setter that needs to run every time that property is set, and the property is being set internally w/o that setter being called).
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