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The differences between .build, .create, and .create! and when should they be used?
So I've been seeing people using .build , .create , and .create! within their controllers more and more lately. What's the difference from just using .new and passing the param'd object and then .save ? Are there pros and cons? Does using these other methods offer benefits?
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How to make overlay control above all other controls?
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If you are using a Canvas or Grid in your layout, give the control to be put on top a higher ZIndex.
From MSDN:
<Page xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" WindowTitle="ZIndex Sample">
<Canvas>
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How can I stop a Postgres script when it encounters an error?
Is there a way to specify that when executing a sql script it stops when encountering the first error on the script, it usually continues, regardless of previous errors.
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invalid target release: 1.7
...ed to set JAVA_HOME to your jdk7 home directory, for example on Microsoft Windows:
"C:\Program Files\Java\jdk1.7.0_40"
or on OS X:
/Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home
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How does lombok work?
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Lombok does indeed code against internal API, as Sean Patrick Floyd said. However, as lombok is ONLY involved in the compilation phase, its misleading to claim Lombok will only run on a sun VM. It'll only compile on ecj or sun's javac. H...
Why is JSHINT complaining that this is a strict violation?
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JSHint says "Possible strict violation" because you are using this inside something that, as far as it can tell, is not a method.
In non-strict mode, calling gotoPage(5) would bind this to the global object (window in the brows...
How to wait for 2 seconds?
How does one cause a delay in execution for a specified number of seconds?
4 Answers
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Is there a python equivalent of Ruby's 'rvm'?
Q: Do we have anything functionally equivalent in Python to the Ruby version manager 'rvm' ?
6 Answers
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Android studio add external project to build.gradle
I have a sample project, with the following setup:
6 Answers
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What is the correct value for the disabled attribute?
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For XHTML, <input type="text" disabled="disabled" /> is the valid markup.
For HTML5, <input type="text" disabled /> is valid and used by W3C on their samples.
In fact, both ways works on all major browsers.
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