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Why rename synthesized properties in iOS with leading underscores? [duplicate]
...hen creating a new project in Xcode 4, the boilerplate code adds an underscore character when it synthesizes the ivars in the implementation file as:
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Explain which gitignore rule is ignoring my file
Is there any way to see why some file is getting ignored by git (i.e. which rule in a .gitignore file is causing the file to be ignored)?
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Add new field to every document in a MongoDB collection
...ant to add a new_field to all your collection, you have to use empty selector, and set multi flag to true (last param) to update all the documents
db.your_collection.update(
{},
{ $set: {"new_field": 1} },
false,
true
)
EDIT:
In the above example last 2 fields false, true specifies the u...
oh-my-zsh slow, but only for certain Git repo
I recently started using Zsh and it's awesome. Unfortunately, for the project I consider my "main" project, everything is slow. What I mean is that every time I run a command - ls , for example - there's about a five-second delay between the time the command is executed and the time I can use the t...
Is there a Python caching library?
I'm looking for a Python caching library but can't find anything so far. I need a simple dict -like interface where I can set keys and their expiration and get them back cached. Sort of something like:
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Removing array item by value
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No, it does works with referenced arrays, the array_diff function is non-destructive, it returns a new array.
– Alejandro García Iglesias
Aug 20 '13 at 22:08
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Too much data with var_dump in symfony2 doctrine2
...ities and many bidirectional relationships.
Whenever i use var_dump($user) or any entity my browser gets loaded with too much data of arrays and variables then it just crashed.
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What's the foolproof way to tell which version(s) of .NET are installed on a production Windows Serv
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You should open up IE on the server for which you are looking for this info, and go to this site: http://www.hanselman.com/smallestdotnet/
That's all it takes.
The site has a script that looks your browser's "UserAgent" and figures out what version (if any) of...
Fastest sort of fixed length 6 int array
... ) I stumbled upon an interesting sub-problem. What is the fastest way to sort an array of 6 integers?
23 Answers
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How to get month name from Calendar
...the month when we know int monthNumber = calendar.get(Calendar.MONTH) ? Or what is the easiest way?
19 Answers
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