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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...t([:first,:email]).group(:first,:email).having("count(*) > 1").count in order to work.
– Rafael Oliveira
Oct 6 '14 at 22:27
4
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JavaScript/JQuery: $(window).resize how to fire AFTER the resize is completed?
...his useful for other purposes like detecting when the user stopped typing, etc...
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The type or namespace name could not be found [duplicate]
...ed project:
namespace PrjTest
{
public class Foo
{
// etc...
}
}
Read more about namespaces on MSDN:
Using Namespaces
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Is there an upside down caret character?
...many of which have tabular data with no sort capabilities at all. Whatever order the original developer used in the database query is what you're stuck with.
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Creating a new empty branch for a new project
...e documentation files, commit them and push them up to github.
A pull or fetch will always update the local information about all the remote branches. If you only want to pull/fetch the information for a single remote branch, you need to specify it.
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How to add dividers and spaces between items in RecyclerView?
... visual grouping boundaries and more.
All ItemDecorations are drawn in the order they were added, before the item views (in onDraw()) and after the items (in onDrawOver(Canvas, RecyclerView, RecyclerView.State).
Vertical spacing ItemDecoration
Extend ItemDecoration, add custom constructor which tak...
How do I show a console output/window in a forms application?
... will appear if the application is launched with double click, Start menu, etc.
– Jason Harrison
Mar 24 '16 at 22:14
A...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...ort the back button without reloading the entire page from the server.
In order to support bookmarking and the back button, you need to change the URL. However, if you change the page portion (with something like window.location = 'http://raganwald.com';) to a different URL or without specifying an...
Using PUT method in HTML form
... @DaBlick: But not for XMLHttpRequests? If so then relying on the fetch API should be more standardized.
– hakre
Jan 10 '19 at 14:37
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RegEx to make sure that the string contains at least one lower case char, upper case char, digit and
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@Sharlike, I don't know how to rephrase it in order to make it easier to understand. Especially in these small comment-boxes. I recommend you read this: regular-expressions.info/lookaround.html and if you still have question, simply post a question of your own. Good luck...