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How do I sort an NSMutableArray with custom objects in it?
...d let's say they are 'Person' objects. I want to sort the NSMutableArray by Person.birthDate which is an NSDate .
27 Ans...
How to exclude a file extension from IntelliJ IDEA search?
...nsion from the results in IntelliJ IDEA's " Find in Path " dialog (invoked by CTRL + SHIFT + F )? I want to exclude all .css files.
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The selected run destination is not valid for this action
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Hi Thompson, I had a same problem and solved it by setting the Based SDK to latest OSX version (10.8) like you see in above screenshot by "cwd". That does the trick for me (Latest version 10.8)
– Maziyar
Mar 18 '13 at 9:03
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How to convert String to long in Java?
... a simple question in Java: How can I convert a String that was obtained by Long.toString() to long ?
9 Answers
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How do I kill background processes / jobs when my shell script exits?
...n't require job control, and may also get some grandchild processes missed by other solutions.
– michaeljt
Dec 13 '12 at 9:17
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What is an optional value in Swift?
... is a type that can hold either a value or no value. Optionals are written by appending a ? to any type:
var name: String? = "Bertie"
Optionals (along with Generics) are one of the most difficult Swift concepts to understand. Because of how they are written and used, it's easy to get a wrong idea o...
What is the (best) way to manage permissions for Docker shared volumes?
...ther than data containers.
I believe the canonical way to solve this is by using data-only containers. With this approach, all access to the volume data is via containers that use -volumes-from the data container, so the host uid/gid doesn't matter.
For example, one use case given in the documen...
Does PHP have threading?
...th it, our desktops and servers commonly have 8 or 16 cores, 16 and 32 gigabytes of RAM, though we may not always be able to have two within budget and having two desktops is rarely useful for most of us.
Additionally, PHP was written for the non-programmer, it is many hobbyists native tongue. The ...
Retaining file permissions with Git
...ontrol my web server as described in Version control for my web server , by creating a git repo out of my /var/www directory . My hope was that I would then be able to push web content from our dev server to github, pull it to our production server, and spend the rest of the day at the pool.
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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...s referring to when it says "MissingRequiredValidatorError"
I thought that by updating post_params and giving it :image it would be fine, as both create and update use post_params
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