Revisiting the hidden cost of features - Momoro Machine

Use Socket.gethostname. So for a machine whose hostname is "happycat", it will look like this:

>> Socket.gethostname
=> "happycat"

That should work right away for your Rails application. For plain Ruby, you first need to do:

requi...

For instance, the UI finds that a certain card is in the graveyard. It is essential that the UI sub-system does not care why the card is there, or how it got there. It is entirely a dumb client.

Similar to our snippet that runs all Cucumber features matching a given string, the following will run all modified or new Cucumber features by looking at your git status:

git status --short | grep -v '^ D ' | grep '.featur...

The following will search for all .feature files containing a search term and run them using geordi.

find features/ -name '*.feature' | xargs grep -li 'YOUR SEARCH TERM' | sort -u | tr '\n' ' ' | xargs ...

A friend of mine calls it "the curse of the gifted" -- a tendency to lean on your native ability too much, because you've always been rewarded for doing that and self-discipline would take actual work.

When Java first shipped, Bill Joy and James Gosling and the other members of the Java team thought that Java should have generics, only they didn't have the time to do a good job designing it in. So because there would be no generics in Java, at l...

In order to rename your Ubuntu box, replace all occurences of the the old name in the following two files:

• /etc/hostname
• /etc/hosts

After a reboot your hostname is changed. If you don't want to reboot your Ubuntu box you have to execute ...

A while back, I had a requirement to persist a record of which email addresses were sent an email through the system. I expected to find callback support for ActionMailer, but was surprised to find that it didn't exist.

Applications must be originally written in Objective-C, C, C++, or JavaScript as executed by the iPhone OS WebKit engine, and only code written in C, C++, and Objective-C may compile and directly link against the Documented APIs (e.g., Application...

You know how you tell when an app for the iPhone was written in MonoTouch? It doesn’t leak memory.