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Fatal error: unexpectedly found nil while unwrapping an Optional values [duplicate]

...: String). If so, then remove that line of code. See this answer for more info: Why is UICollectionViewCell's outlet nil? "If you are using a storyboard you don't want to call this. It will overwrite what you have in your storyboard." ...
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What are the differences between ArrayList and Vector?

... Wrong info (switched) on grow size for ArrayLIst and Vector, otherwise quite good answer. – Nenad Bulatovic Jan 19 '15 at 1:27 ...
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Check that an email address is valid on iOS [duplicate]

... discussion of various regex's and their trade-offs at regular-expressions.info. Here is a relatively simple one that leans on the side of allowing some invalid addresses through: ^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,6}$ How you can use regular expressions depends on the version of iOS you are usi...
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I need to securely store a username and password in Python, what are my options?

I'm writing a small Python script which will periodically pull information from a 3rd party service using a username and password combo. I don't need to create something that is 100% bulletproof (does 100% even exist?), but I would like to involve a good measure of security so at the very least it w...
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GDB missing in OS X v10.9 (Mavericks)

...gh, or gdb won't work. See ntraft.com/installing-gdb-on-os-x-mavericks for info on this. The end result of all this was successful debugging in NetBeans (my main reason for getting GDB). – Pete855217 Nov 20 '15 at 8:59 ...
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Show which git tag you are on?

...efore your comment. Nice to know that you can remove it and still get good info from fuzzier input. – bstpierre Aug 4 '10 at 12:09 ...
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Merge cells using EPPlus?

... Just as an additional info here. Only the most top left cell value will be kept after merge (the rest of the cell values will be ignored) – curiousBoy Nov 16 '18 at 0:00 ...
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Programmatically selecting text in an input field on iOS devices (mobile Safari)

...with javascript, I have managed to scrape together two important pieces of info to get it to work. Not sure about the mobile browser. element.setSelectionRange(0,9999); does what we want mouseUp event is undoing the selection Thus (using Prototype): input.observe('focus', function() { ...
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Split by comma and strip whitespace in Python

...aracter, and we just replace it with an empty string ''. You can find more info here: http://docs.python.org/library/re.html#re.sub share | improve this answer | follow ...
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Lowercase and Uppercase with jQuery

...case; } See https://developer.mozilla.org/en/CSS/text-transform for more info. However, note that this doesn't actually change the value to lower case; it just displays it that way. This means that if you examine the contents of the element (ie using Javascript), it will still be in its original ...