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Rails: convert UTC DateTime to another time zone
In Ruby/Rails, how do I convert a UTC DateTime to another time zone?
6 Answers
6
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Choosing a file in Python with simple Dialog
...on GUI toolkits, but I wanted some of my debug scripts to be parameterized by input files and wanted to visually prompt the user for a file if they didn't specify one on the command line. Zenity was a perfect fit. To achieve this, invoke "zenity --file-selection" using the subprocess module and capt...
MySQL - why not index every field?
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@Richard aka cyberkiwi: Indexes are not covered by ANSI - it's a miracle each vendor has used similar terminology. But even then, only SQL Server and MySQL use the terminology "clustered" and "non-clustered" index -- it means more in SQL Server than MySQL at that. There ...
How do Google+ +1 widgets break out of their iframe?
...unning within the context of your website and therefore is not constrained by the Origin Inheritance Rules for iframes. Therefore this JavaScript widget can set whatever DOM events it wants on the parent site even though it appears to be just a simple iframe.
Another thing, why is Google using an...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
...ause you are using a broken transaction to do additional work. PostgreSQL by default stops you from doing this.
I'm using: PostgreSQL 9.1.6 on x86_64-redhat-linux-gnu, compiled by gcc (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2), 64-bit".
My PostgreSQL driver is: postgresql-9.2-1000.jdbc4.jar
Using Java ...
Are C# events synchronous?
...te.Combine()
unsubscribing is done with Delegate.Remove()
Invoking is done by simply invoking the final combined delegate
Here's what I did. The program I used:
public class Foo
{
// cool, it can return a value! which value it returns if there're multiple
// subscribers? answer (by tryin...
jQuery removing '-' character from string
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Why can lambdas be better optimized by the compiler than plain functions?
...ond Edition) Nicolai Josuttis states that lambdas can be better optimized by the compiler than plain functions.
2 Answers
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Do you need to close meta and link tags in HTML?
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A tag must always be closed by the tag close symbol > (if we ignore certain SGML rules that nominally apply in non-XHTML HTML but were never implemented in browsers).
What you mean to ask is whether the elements need to be closed by end tags. The an...
Sass calculate percent minus px
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You can always use a fall back option by adding width: 22% at above all widths with calc
– Hengjie
Sep 3 '13 at 6:14
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