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Rspec doesn't see my model Class. uninitialized constant error
...st run
rails generate rspec:install
and overwrite your spec_helper with one generated for use with rspec-rails.
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When is it better to use String.Format vs string concatenation?
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Before C# 6
To be honest, I think the first version is simpler - although I'd simplify it to:
xlsSheet.Write("C" + rowIndex, null, title);
I suspect other answers may talk about the performance hit, but to be honest it'll be minimal if prese...
Is it possible to set code behind a resource dictionary in WPF for event handling?
...n you declare it in XAML. The event handling code for the button click is done in the code file behind the control. If I was to create a data template with a button how can I write the event handler code for it's button click within the resource dictionary.
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Preserve line breaks in angularjs
... Since you brought it up wouldn't be pre-line the preferred one? It's closer to the way HTML usually renders the the text contents of its nodes and still preservers the newlines.
– aaki
Jan 27 '15 at 18:19
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BeanFactory vs ApplicationContext
...Processor registration
Convenient MessageSource access (for i18n)
ApplicationEvent publication
So if you need any of the points presented on the Application Context side, you should use ApplicationContext.
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How can I find non-ASCII characters in MySQL?
...of ascii and non-ascii characters. The answer below from zende checks for one or more non-ascii characters. This helped me for the most part SELECT * FROM tbl WHERE colname NOT REGEXP '^[A-Za-z0-9\.,@&\(\) \-]*$';
– Frank Forte
Oct 16 '15 at 21:00
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&& (AND) and || (OR) in IF statements
...& are "and" operators, | and || "or" operators, ^ is "xor"
The single ones will check every parameter, regardless of the values, before checking the values of the parameters.
The double ones will first check the left parameter and its value and if true (||) or false (&&) leave the secon...
Get the last non-empty cell in a column in Google Sheets
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Also could be done as =DAYS360(A2;VLOOKUP(99^99;A:A;1))
– vstepaniuk
Jun 25 at 23:57
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How can I generate a list or array of sequential integers in Java?
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Well, this one liner might qualify (uses Guava Ranges)
ContiguousSet<Integer> integerList = ContiguousSet.create(Range.closedOpen(0, 10), DiscreteDomain.integers());
System.out.println(integerList);
This doesn't create a List&l...
How to prevent ENTER keypress to submit a web form?
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One problem with this approach (using this function with an event-handler on the form as a whole), is that it also prevents enters from occurring in textareas that are also in the form (where enters are usually desirable).
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