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How to get the last element of an array in Ruby?
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Use -1 index (negative indices count backward from the end of the array):
a[-1] # => 5
b[-1] # => 6
or Array#last method:
a.last # => 5
b.last # => 6
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jQuery “Does not have attribute” selector?
I can find a div that has an attribute like so:
3 Answers
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Set element width or height in Standards Mode
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Try declaring the unit of width:
e1.style.width = "400px"; // width in PIXELS
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When to use leading slash in gitignore
I'm trying to understand more clearly the .gitignore syntax, and in particular as far as https://github.com/github/gitignore gitignores are concerned.
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PHP variables in anonymous functions
I was playing around with anonymous functions in PHP and realized that they don't seem to reach variables outside of them.
Is there any way to get around this problem?
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How to identify server IP address in PHP
... This is NOT the server address! This is the address the remote browser calls the server, which is under control of the remote user. Use the answer by John K instead
– Ariel
Feb 12 '15 at 10:36
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What is maximum query size for mysql?
What is maximum query size for mysql? Some times the server stops working when I fire a too long query.
2 Answers
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Change SQLite default settings
we know when type .mode column let me see tables like column
And .headers on , we can see the header of tables.
But I want to know if there is any way make the two default settings?
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HtmlString vs. MvcHtmlString
...s in ASP.NET 4.
MvcHtmlString was a compatibility shim added to MVC 2 to support both .NET 3.5 and .NET 4. Now that MVC 3 is .NET 4 only, it's a fairly trivial subclass of HtmlString presumably for MVC 2->3 for source compatibility.
If you're ever going to drop back to MVC 2 it might make sense...
How to compile tests with SBT without running them
Is there a way to build tests with SBT without running them?
3 Answers
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