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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
Regarding this .NET unhandled exception message:
5 Answers
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Difference between fprintf, printf and sprintf?
...lain in simple English about the differences between printf , fprintf , and sprintf with examples?
8 Answers
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Read entire file in Scala?
What's a simple and canonical way to read an entire file into memory in Scala? (Ideally, with control over character encoding.)
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How to send a simple string between two programs using pipes?
...r pipe can only connect two related processes. It is created by a process and will vanish when the last process closes it.
A named pipe, also called a FIFO for its behavior, can be used to connect two unrelated processes and exists independently of the processes; meaning it can exist even if no one...
How to download source in ZIP format from GitHub?
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To clone that repository via a URL like that: yes, you do need a client, and that client is Git. That will let you make changes, your own branches, merge back in sync with other developers, maintain your own source that you can easily keep up to date without downloading the whole thing each time a...
How to compare objects by multiple fields
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You can implement a Comparator which compares two Person objects, and you can examine as many of the fields as you like. You can put in a variable in your comparator that tells it which field to compare to, although it would probably be simpler to just write multiple comparators.
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Length of an integer in Python
...f digits in the integer, you can always convert it to string like str(133) and find its length like len(str(123)).
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How to dump a dict to a json file?
...ay to do it.
In the second line of code the file result.json gets created and opened as the variable fp.
In the third line your dict sample gets written into the result.json!
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How can I find the last element in a List?
... IMHO this doesn't deserve to be the top answer, it reads terribly and leaves the chance for an error if count is zero. The CleanCode™ approach would be to use Last/LastOrDefault as mentioned below.
– chillitom
Dec 4 '13 at 18:04
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LINQ: Select an object and change some properties without creating a new object
...ome properties of a LINQ query result object without creating a new object and manually setting every property. Is this possible?
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