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How do I mock an open used in a with statement (using the Mock framework in Python)?

...hods or attributes available on standard file handles. read_data is a string for the read method of the file handle to return. This is an empty string by default. >>> from mock import mock_open, patch >>> m = mock_open() >>> with patch('{}.open'.format(__name__), ...
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LINQ Single vs First

...the first number from the list or 0 if the list is empty. If it is list<string>, it will return the first string from the list or null if the list is empty. share | improve this answer ...
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async await return Task

...ot work (I guess I am doing something wrong). Example static async Task<string> DoStuff() { ... = await SomeMethodAsync(); return "string value"; } .. var x = DoStuff(); But this x - is with type "Task<string>", not with type "string"... Why is that so? – Prokurors...
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Android: Difference between Parcelable and Serializable?

...Parcelable; public class MyObjects implements Serializable { private String name; private int age; public ArrayList<String> address; public MyObjects(String name, int age, ArrayList<String> address) { super(); this.name = name; this.age = age; ...
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GIT commit as different user without email / or only email

... the existing commits and use the first commit that contains your provided string. Examples: Only user name Omit the email address explicitly: git commit --author="John Doe <>" -m "Impersonation is evil." Only email Technically this isn't possible. You can however enter the email addres...
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Why doesn't JavaScript support multithreading?

...en more than one core), and the difficulties there are way larger than the extra possibilities. For the future of JavaScript, check this out: https://developer.mozilla.org/presentations/xtech2006/javascript/ share ...
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How to read last commit comment?

..., see: kernel.org/pub/software/scm/git/docs/… (scroll down to format:<string>). – imme Jul 31 '15 at 15:36 ...
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How to write a large buffer into a binary file in C++, fast?

...stream("file.binary", std::ios::out | std::ios::binary); myfile.write((char*)&data[0], bytes); myfile.close(); auto endTime = std::chrono::high_resolution_clock::now(); return std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime).count(); } long long ...
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MySQL Query GROUP BY day / month / year

...ion when grouping will be faster than DATE_FORMAT function (which return a string value). Try using function|field that return non-string value for SQL comparison condition (WHERE, HAVING, ORDER BY, GROUP BY). share ...
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Bootstrap 3 and 4 .container-fluid with grid adding unwanted padding

... That's only possible via an extra class... I've defined a class named remove-padding which just has a .remove-padding {padding-left: 0; padding-right: 0; margin-left: 0; margin-right: 0} As far as I know, there is no predefined class to remove the defau...