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Rails: Check output of path helper from console
Rails defines a bunch of magic with named routes that make helpers for your routes. Sometimes, especially with nested routes, it can get a little confusing to keep track of what URL you'll get for a given route helper method call. Is it possible to, using the Ruby console, see what link a given help...
How to output messages to the Eclipse console when developing for Android
...sages (like a flag) to the Eclipse console (or log) when developing and debugging an Android app
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How do I negate a test with regular expressions in a bash script?
Using GNU bash (version 4.0.35(1)-release (x86_64-suse-linux-gnu), I would like to negate a test with Regular Expressions. For example, I would like to conditionally add a path to the PATH variable, if the path is not already there, as in:
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The thread has exited with code 0 (0x0) with no unhandled exception
While debugging my C# application I have noticed a large amount occurrences of the following sentence:
7 Answers
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How do you discover model attributes in Rails?
I am finding it difficult to easily see what attributes/properties exist on all of my model classes since they are not explicitly defined in my class files.
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What is the relationship between the docker host OS and the container base image OS?
I'm not certain that I'm asking the right question... but while I have been reading everything docker that I can get my hands on I see that I can install Docker on Ubuntu 12.04 (for example) and then I can install a Fedora container or a different version of ubuntu? (there is an example where the us...
Docker: adding a file from a parent directory
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You can build the Dockerfile from the parent directory:
docker build -t <some tag> -f <dir/dir/Dockerfile> .
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How to change highlighted occurrences color in Eclipse's sidebar?
When you have "Mark occurrences" enabled in Eclipse, placing the cursor on any type/variable/method/etc will highlight all occurrences in the text editor and place a faint bar in the right ruler to show you the location of other occurrences in the file.
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Android: Create spinner programmatically from array
...create a spinner programmatically and feeding it with data from an array, but Eclipse gives me a warning that I can't handle.
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curl -GET and -X GET
Curl offers a series of different http method calls that are prefixed with a X, but also offers the same methods without. I've tried both and I can't seem to figure out the difference. Can someone explain to me quickly how these two operations differ?
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