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How to compare 2 files fast using .NET?

...re the resulting numbers. Here's what I came up with: const int BYTES_TO_READ = sizeof(Int64); static bool FilesAreEqual(FileInfo first, FileInfo second) { if (first.Length != second.Length) return false; if (string.Equals(first.FullName, second.FullName, ...
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SqlException from Entity Framework - New transaction is not allowed because there are other threads

... the IList<T>. Example: IList<Client> clientList = from a in _dbFeed.Client.Include("Auto") select a; foreach (RivWorks.Model.NegotiationAutos.Client client in clientList) { var companyFeedDetailList = from a in _dbRiv.AutoNegotiationDetails where a.ClientID == client.ClientID selec...
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What are file descriptors, explained in simple terms?

...ited Feb 19 '15 at 22:55 Freedom_Ben 8,59888 gold badges4949 silver badges8080 bronze badges answered Mar 10 '11 at 7:31 ...
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Difference between two dates in Python

... objects and take the days member. from datetime import datetime def days_between(d1, d2): d1 = datetime.strptime(d1, "%Y-%m-%d") d2 = datetime.strptime(d2, "%Y-%m-%d") return abs((d2 - d1).days) share ...
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How to hide output of subprocess in Python 2.7

... use os.devnull if subprocess.DEVNULL is not available (<3.3), use check_call() instead of call() if you don't check its returned code, open files in binary mode for stdin/stdout/stderr, usage of os.system() should be discouraged, &> doesn't work for sh on Ubuntu an explicit >/dev/null ...
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How does the SQL injection from the “Bobby Tables” XKCD comic work?

... you can only run multiple statements in one SQL string by using the mysqli_multi_query function. You can, however, manipulate an existing SQL statement via SQL injection without having to add a second statement. Let's say you have a login system which checks a username and a password with this sim...
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Is there a JavaScript strcmp()?

... well as in the mozilla Javascript reference (developer.mozilla.org/en/Core_JavaScript_1.5_Reference/…) – newacct Jul 24 '09 at 19:37 ...
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How to use range-based for() loop with std::map?

... Each element of the container is a map<K, V>::value_type, which is a typedef for std::pair<const K, V>. Consequently, in C++17 or higher, you can write for (auto& [key, value]: myMap) { std::cout << key << " has value " << value << std:...
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Initializing a struct to 0

...denia. I disagree. I already know what foo = {0} means. If I saw foo = ZERO_FULL, I'd have to grep for the definition of ZERO_FULL. – Andrew Bainbridge Jul 24 '18 at 14:51 ...
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how to make a whole row in a table clickable as a link?

... a class on each row, and decorate the table with a class name of clickable_row (CamelCase is against HTML standards and should be lower case (I had issues with cross browser a few times with this)) and then the jQuery is $('.clickable_row tr').click(function ... But really you should be using data-...