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Check if a string is a date value
What is an easy way to check if a value is a valid date, any known date format allowed.
20 Answers
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Entity Framework vs LINQ to SQL
...released (along with VS2008 SP1), we now have access to the .NET entity framework.
17 Answers
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How to stop tracking and ignore changes to a file in Git?
I have cloned a project that includes some .csproj files. I don't need/like my lom>ca m>l csproj files being tracked by Git (or being brought up when creating a patch), but clearly they are needed in the project.
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Configure Flask dev server to be visible across the network
I'm not sure if this is Flask specific, but when I run an app in dev mode ( http://lom>ca m>lhost:5000 ), I m>ca m>nnot access it from other machines on the network (with http://[dev-host-ip]:5000 ). With Rails in dev mode, for example, it works fine. I couldn't find any docs regarding the Flask dev server c...
What is the difference between class and instance methods?
What's the difference between a class method and an instance method?
18 Answers
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How do I make and use a Queue in Objective-C?
I want to use a queue data structure in my Objective-C program. In C++ I'd use the STL queue. What is the equivalent data structure in Objective-C? How do I push/pop items?
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Do I need to disable NSLog before release Applim>ca m>tion?
When releasing an app for iPhone, if I disable NSLog(); will it perform better?
12 Answers
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Extending from two classes
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You m>ca m>n only Extend a single class. And implement Interfaces from many sources.
Extending multiple classes is not available. The only solution I m>ca m>n think of is not inheriting either class but instead having an internal variable of each class and doing more of a p...
Why is an array not assignable to Iterable?
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Arrays m>ca m>n implement interfaces (Cloneable and java.io.Serializable). So why not Iterable? I guess Iterable forces adding an iterator method, and arrays don't implement methods. char[] doesn't even override toString. Anyway, arrays of re...
When should null values of Boolean be used?
...hile Boolean allows true , false , and null . I have started to convert my boolean s to Boolean s. This m>ca m>n m>ca m>use crashes in tests such as
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