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UICollectionView reloadData not functioning properly in iOS 7
...I'm not sure if I can explain more. After searching, researching, testing and probing. I feel this is an iOS 7 bug. Forcing the main thread will run all UIKit related messages. I seem to run into this when popping to the view from another view controller. I refresh the data on viewWillAppear. I ...
What are the differences between Perl, Python, AWK and sed? [closed]
just want to know what are the main differences among them? and the power of each language (where it's better to use it).
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Setting Environment Variables for Node to retrieve
I'm trying to follow a tutorial and it says:
16 Answers
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How can I detect the encoding/codepage of a text file
...n't detect the codepage, you need to be told it. You can analyse the bytes and guess it, but that can give some bizarre (sometimes amusing) results. I can't find it now, but I'm sure Notepad can be tricked into displaying English text in Chinese.
Anyway, this is what you need to read:
The Absolut...
What does the 'b' character do in front of a string literal?
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Otherwise, is an answer for somebody who already understands it.
– Rafael Eyng
Oct 18 '19 at 1:37
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Delete keychain items when an app is uninstalled
I am using idandersen's scifihifi-iphone code for keychain and save password using
8 Answers
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AngularJS and its use of Dollar Variables
Does anyone know if the reasoning behind the use of dollar methods and variables in angularJS is to instruct angularJS to avoid checking those values when a digestion is going on? So, if angular comes across $scope.$value and $scope.value , then it will avoid checking the former since it's prefix...
Convert .pem to .crt and .key
Can anyone tell me the correct way/command to extract/convert the certificate .crt and private key .key files from a .pem file? I just read they are interchangable, but not how.
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The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
...bject that has only been populated with data in the form (headline, story, and image). ApplyPropertyChanges applies changes to all properties of the object, including your uninitialized DateTime, which is set to 0001-01-01, which is outside of the range of SQL Server's DATETIME.
Rather than using ...
How to develop and test an app that sends emails (without filling someone's mailbox with test data)?
...d email. Sometimes it's one or two messages at a time. Sometimes it's thousands of messages.
9 Answers
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