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PG undefinedtable error relation users does not exist
...for rspec. I haven't created test yet because it's too advanced for me but one day soon i will! :P
22 Answers
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Can I use my existing git repo with openshift?
...lved:
As you'd do with git in general, the approach to choose here is to clone your other git repo (ex. on bitbucket) to your local machine:
git clone <bitbucket-repo-url>
Your local clone has then your other repo (bitbucket etc.) as remote repo. Your remote repo is stored with the alias "o...
What are the best use cases for Akka framework [closed]
...gh we started when it was on version 0.7. (we are using scala by the way)
One of the big advantages is the ease at which you can compose a system out of actors and messages with almost no boilerplating, it scales extremely well without all the complexities of hand-rolled threading and you get async...
Ignore outliers in ggplot2 boxplot
... Using the above method, limits might get biassed by a small extreme on one side and and big extreme on the other, e.g. ylim <- c(-0.1, 1000) * 1.05 gives [1] 0.105 1050. To get equal limits around the mean you could use ylim + c(-0.05, 0.05) * diff(ylim) / 2. Prettier in my opinion.
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How to prevent buttons from submitting forms
... I also wish to point out that a HTML element having a type attribute, one of the types of which is button, should not f#$'n have a default type of submit. It's just plain idiotic, and a huge mistake in the spec. I use buttons in forms all the time, and even if it were an edge case (which it isn...
Which annotation should I use: @IdClass or @EmbeddedId
...ry. Some may argue that this differs from a more natural language like the one promoted by IdClass. But most of the times understanding right from the query that a given field is part of the composite key is of invaluable help.
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How do I get the type of a variable?
In C++, how does one find the type of a variable?
10 Answers
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Setting Windows PowerShell environment variables
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Changing the actual environment variables can be done by
using the env: namespace / drive information. For example, this
code will update the path environment variable:
$env:Path = "SomeRandomPath"; (replaces existing path)
$env:Path += ";SomeRandomPath" ...
How do I reformat HTML code using Sublime Text 2?
... This works great if the code doesn't have multiple tags opening on one line that don't also close on one line or vice versa.
– Charlie Gorichanaz
Nov 7 '12 at 5:32
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windows service vs scheduled task
...rd must be provided as @moodforall points out above, which is fun when someone changes that user's password.
The other major annoyance with Windows Scheduler is that it runs interactively and not as a background process. When 15 MS-DOS windows pop up every 20 minutes during an RDP session, you'll k...