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How to elegantly deal with timezones
... the following:
All date times on the server are UTC.
That means using, like you said, DateTime.UtcNow.
Try to trust the client passing dates to the server as little as possible. For example, if you need "now", don't create a date on the client and then pass it to the server. Either create a date ...
C++ Singleton design pattern
...lization/implementation of the Singleton design pattern for C++. It has looked like this (I have adopted it from the real life example):
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“’” showing on page instead of “ ' ”
... answered Mar 19 '10 at 13:06
kennytmkennytm
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How can I use NSError in my iPhone App?
I am working on catching errors in my app, and I am looking into using NSError . I am slightly confused about how to use it, and how to populate it.
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Undo scaffolding in Rails
...migrations generated by the scaffold command, you have to perform a rollback first.
rake db:rollback
You can create scaffolding using:
rails generate scaffold MyFoo
(or similar), and you can destroy/undo it using
rails destroy scaffold MyFoo
That will delete all the files created by gener...
How do you change text to bold in Android?
...e(Typeface.BOLD);
Tv.setTypeface(boldTypeface);
Hope this helps you thank you.
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Is there a better alternative than this to 'switch on type'?
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Switching on types is definitely lacking in C# (UPDATE: in C#7 / VS 2017 switching on types is supported - see Zachary Yates's answer below). In order to do this without a large if/else if/else statement, you'll need to work with a different structure. I wrote ...
Are static fields open for garbage collection?
... responsible for loading this class) is itself collected for garbage.
Check out the JLS Section 12.7 Unloading of Classes and Interfaces
A class or interface may be unloaded
if and only if its defining class
loader may be reclaimed by the garbage
collector [...] Classes and interfaces
l...
How can I count text lines inside an DOM element? Can I?
...there's a way to count lines inside a div for example. Say we have a div like so:
16 Answers
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Create a shortcut on Desktop
I want to create a shortcut pointing to some EXE file, on the desktop, using .NET Framework 3.5 and relying on an official Windows API. How can I do that?
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