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Is there an AddRange equivalent for a HashSet in C#
With a list you can do:
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Possible heap pollution via varargs parameter
I understand this occurs with Java 7 when using varargs with a generic type;
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Apache Spark: map vs mapPartitions?
What's the difference between an RDD's map and mapPartitions method? And does flatMap behave like map or like mapPartitions ? Thanks.
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How do you create an asynchronous method in C#?
Every blog post I've read tells you how to consume an asynchronous method in C#, but for some odd reason never explain how to build your own asynchronous methods to consume. So I have this code right now that consumes my method:
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Best way to run scheduled tasks [closed]
Today we have built a console application for running the scheduled tasks for our ASP.NET website. But I think this approach is a bit error prone and difficult to maintain. How do you execute your scheduled task (in an windows/IIS/ASP.NET environment)
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Parsing JSON using Json.net
I'm trying to parse some JSON using the JSon.Net library. The documentation seems a little sparse and I'm confused as to how to accomplish what I need. Here is the format for the JSON I need to parse through.
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How to convert list of tuples to multiple lists?
Suppose I have a list of tuples and I want to convert to multiple lists.
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Is there any connection string parser in C#?
I have a connection string and I want to be able to peek out for example "Data Source".
Is there a parser, or do I have to search the string?
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How to create a backup of a single table in a postgres database?
Is there a way to create a backup of a single table within a database using postgres? And how? Does this also work with the pg_dump command?
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How to set the thumbnail image on HTML5 video?
Is there a way to set thumbnail image on HTML5 video?
I want to see some pictures before play.
My code looks like this:
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