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File Upload without Form

...e with properties of file_field to form_data form_data.append("user_id", 123) // Adding extra parameters to form_data $.ajax({ url: "/upload_avatar", // Upload Script dataType: 'script', cache: false, contentType: false, processData: false, data: form_data, // Setting the...
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Are there any Java method ordering conventions? [closed]

... 123 Class (static) variables: First the public class variables, then the protected, and then the ...
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Serializing class instance to JSON

...dict__) returns proper data in the format of: {"value2": "345", "value1": "123"} I had seen posts like this before, wasn't sure whether I needed a custom serializer for members, needing init wasn't mentioned explicitly or I missed it. Thank you. – ferhan Apr 2...
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HTTP GET request in JavaScript?

... @bugmenot123 window.fetch doesn't come with an XML parser, but you can parse the response yourself if you handle it as text (not json as in the example above). See stackoverflow.com/a/37702056/66349 for an example ...
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R programming: How do I get Euler's number?

...nd exp(2) represents e^2. This works because exp is the exponentiation function with base e. share | improve this answer | follow | ...
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How to do a JUnit assert on a message in a logger

...ate static final field, which most loggers are defined? Powermockito? Have fun.. – Stefano L May 23 '19 at 17:46 Stefa...
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Can a C++ enum class have methods?

...is not what John Doe would consider a class, too. Yet they can have member functions. And classes are really not mandatory for member functions. Using a designator like value or this, something like enum Size { Huge, Mega, Apocalypse; bool operator<(X rhs) const { return *this < rhs; } (here a...
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Haskell, Lisp, and verbosity [closed]

...: almost anything you can do with macros you can do with a higher-order function (and I include monads, arrows, etc.), but it might require more thinking (but only the first time, and it's fun and you'll be a better programmer for it), and the static system is sufficiently general that it never g...
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How do I make a textbox that only accepts numbers?

... And just because it's always more fun to do stuff in one line... private void textBox1_KeyPress(object sender, KeyPressEventArgs e) { e.Handled = !char.IsDigit(e.KeyChar) && !char.IsControl(e.KeyChar); } NOTE: This DOES NOT prevent...
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Python Pandas: Get index of rows which column matches certain value

...ool (PS: about how to use it please check link ) df.query('BoolCol') Out[123]: BoolCol 10 True 40 True 50 True After we filter the original df by the Boolean column we can pick the index . df=df.query('BoolCol') df.index Out[125]: Int64Index([10, 40, 50], dtype='int64') Als...