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Factors in R: more than an annoyance?
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You should use factors. Yes they can be a pain, but my theory is that 90% of why they're a pain is because in read.table and read.csv, the argument stringsAsFactors = TRUE by default (and most users miss this subtlety). I say they are useful because model fitting packages like lme4 use factors a...
How do you run a crontab in Cygwin on Windows?
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edited Mar 3 '14 at 10:12
Sopalajo de Arrierez
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MySQL DROP all tables, ignoring foreign keys
...der for the drop statements to work if you need:
SET FOREIGN_KEY_CHECKS = 0
This will disable referential integrity checks - so when you are done performing the drops you need, you will want to reset key checking with
SET FOREIGN_KEY_CHECKS = 1
The final execution should look like:
SET FO...
Angularjs loading screen on ajax request
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Instead of setting up a scope variable to indicate data loading status, it is better to have a d...
The type or namespace name could not be found [duplicate]
I have a C# solution with several projects in Visual Studio 2010 .
One is a test project (I'll call it " PrjTest "), the other is a Windows Forms Application project (I'll call it " PrjForm "). There is also a third project referenced by PrjForm, which it is able to reference and use successfu...
How/When does Execute Shell mark a build as failure in Jenkins?
...Shell build step is what determines the success/failure of the Build Step. 0 - success, anything else - failure.
Note, this is determining the success/failure of the build step, not the whole job run. The success/failure of the whole job run can further be affected by multiple build steps, and post-...
Java; String replace (using regular expressions)?
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str.replaceAll("\\^([0-9]+)", "<sup>$1</sup>");
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How to show “Done” button on iPhone number pad
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Read environment variables in Node.js
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edited Dec 10 '16 at 19:24
Michał Perłakowski
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What is the difference between mutex and critical section?
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