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What does the [Flags] Enum Attribute mean in C#?
...sible values, rather than a single value. Such collections are often used with bitwise operators, for example:
var allowedColors = MyColor.Red | MyColor.Green | MyColor.Blue;
Note that the [Flags] attribute doesn't enable this by itself - all it does is allow a nice representation by the .ToStrin...
Convert UTC/GMT time to local time
....Kind; // will equal DateTimeKind.Unspecified
You say you know what kind it is, so tell it.
DateTime convertedDate = DateTime.SpecifyKind(
DateTime.Parse(dateStr),
DateTimeKind.Utc);
var kind = convertedDate.Kind; // will equal DateTimeKind.Utc
Now, once the system knows its in UTC tim...
Globally catch exceptions in a WPF application?
We are having a WPF application where parts of it may throw exceptions at runtime. I'd like to globally catch any unhandled exception and log them, but otherwise continue program execution as if nothing happened (kinda like VB's On Error Resume Next ).
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How can I read a large text file line by line using Java?
...data faster if you assume there is no character encoding. e.g. ASCII-7 but it won't make much difference. It is highly likely that what you do with the data will take much longer.
EDIT: A less common pattern to use which avoids the scope of line leaking.
try(BufferedReader br = new BufferedReader...
Finding all possible combinations of numbers to reach a given sum
How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number?
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Tutorials and libraries for OpenGL-ES games on Android [closed]
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The site you mentioned is very good, but I think the best one I have found is by INsanityDesign. It is a port of the great OpenGL nehe tutorials. This is a great place to start, it gives you source at different levels that you c...
What is Java String interning?
What is String Interning in Java, when I should use it, and why ?
7 Answers
7
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Android 4.2: back stack behaviour with nested fragments
With Android 4.2, the support library got support for nested fragments see here . I've played around with it and found an interesting behaviour / bug regarding back stack and getChildFragmentManager() . When using getChildFragmentManager() and addToBackStack(String name), by pressing the back butt...
INSERT IF NOT EXISTS ELSE UPDATE?
..." solutions for the classic "How do I insert a new record or update one if it already exists" but I cannot get any of them to work in SQLite.
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How to customize user profile when using django-allauth
I have a django project with the django-allauth app. I need to collect additional data from the user at signup. I came across a similar question here but unfortunately, no one answered the profile customization part.
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