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boundingRectWithSize for NSAttributedString returning wrong size
...turned in the paragraphRect is almost always a fractional value. So it may come out saying 141.3 as the height. You need use the result from ceilf(paragraphRect.size.height) so that it rounds up. I forget this all the time and wonder why my labels are still clipping.
– jamone
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Query EC2 tags from within instance
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You can use a combination of the AWS metadata tool (to retrieve your instance ID) and the new Tag API to retrieve the tags for the current instance.
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Android Calling JavaScript functions in WebView
... edited Mar 10 '12 at 1:29
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answered Dec 2 '10 at 0:43
user163757user163757
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Cannot add or update a child row: a foreign key constraint fails
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How do I make an html link look like a button?
...e lot of trouble, and could break the next time a new version of a browser comes out.
– Jay
Dec 15 '13 at 3:23
This on...
How to add an integer to each element in a list?
... explains it: Facts and Myths about Python Names and Values: nedbatchelder.com/text/names1.html
– Ned Batchelder
Dec 2 '16 at 13:36
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Installing vim with ruby support (+ruby)
I'm trying to get command-t installed for vim but my current version of vim doesn't have the (+ruby) flag. The command "which ruby" shows that ruby is installed.
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How to perform better document version control on Excel files and SQL schema files
... them in it. When you get a new version of a file, simply overwrite it and commit, Git will figure out everything for you, and you'll be able to see modification dates, checkout specific versions of this file and compare different versions.
The same is true for .xlsx if you decompress them. .xlsx f...
What is the difference between `let` and `var` in swift?
... is interesting:
The value of a constant doesn’t need to be known at compile time, but you must assign the value exactly once.
Another strange feature:
You can use almost any character you like for constant and variable
names, including Unicode characters:
let ???????? = "dogcow"
E...