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How can I get last characters of a string
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You can also use the .slice() method as others have pointed out below.
If you're simply looking to find the characters after the underscore, you could use this:
var tabId = id.split("_").pop(); // => "Tabs1"
This splits the string into an array on the underscore and then "pops" the last el...
Check that Field Exists with MongoDB
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@fernandohur: yeah, but if you have less than one page of documents, you won't even see the difference. And if you were to run this query from external driver, I'm pretty sure most of them shield you from the cursor implementation detail.
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Is a RelativeLayout more expensive than a LinearLayout?
...out everytime I needed a View container, because of it's flexibility, even if I just wanted to display something really simple.
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jQuery equivalent of getting the context of a Canvas
...the element from .get(0) may not fail so silently... You can easily check if the canvas was found first before .get(0) like
if( $("#canvas").length ) ctx = $("#canvas").get(0).getContext('2d');
else console.log('Error: Canvas not found with selector #canvas');
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Border in shape xml
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If you want make a border in a shape xml. You need to use:
For the external border,you need to use:
<stroke/>
For the internal background,you need to use:
<solid/>
If you want to set corners,you need to use...
Installing PG gem on OS X - failure to build native extension
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If you are using Ubuntu try to install following lib file
sudo apt-get install libpq-dev
and then
gem install pg
worked for me.
share
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Java; String replace (using regular expressions)?
... Is it possible to use a precompiled pattern? This might be useful if you do replaceAll with the same regex many times.
– qed
Nov 5 '14 at 20:35
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Declare a constant array
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Just for clarification: the [...]T syntax is sugar for [123]T. It creates a fixed size array, but lets the compiler figure out how many elements are in it.
– jimt
Oct 30 '12 at 11:21
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How to convert all text to lowercase in Vim
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If you really mean small caps, then no, that is not possible – just as it isn’t possible to convert text to bold or italic in any text editor (as opposed to word processor). If you want to convert text to lowercase, creat...
Text inset for UITextField?
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I think, overriding above methods will cause scroll slow, if UITextField is residing within a UIScrollView.
– Bharat Dodeja
Mar 19 '13 at 6:36
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