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Is it possible only to declare a variable without assigning any value in Python?
...do this:
var = None
Python is dynamic, so you don't need to declare things; they exist automatically in the first scope where they're assigned. So, all you need is a regular old assignment statement as above.
This is nice, because you'll never end up with an uninitialized variable. But be care...
How to check if a string contains text from an array of substrings in JavaScript?
Pretty straight forward. In javascript, I need to check if a string contains any substrings held in an array.
21 Answers
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XAMPP - Port 80 in use by “Unable to open process” with PID 4! 12
I have been trying to figure out how to fix this problem for two days. I'm new to this kind of thing so I would appreciate it if someone could tell me how to fix it.
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How to create streams from string in Node.Js?
I am using a library, ya-csv , that expects either a file or a stream as input, but I have a string.
11 Answers
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How do I get a file extension in PHP?
This is a question you can read everywhere on the web with various answers:
28 Answers
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Best GWT widget library? [closed]
Question for all the GWT gurus out there - which is the best GWT widgets library out there? And why?
27 Answers
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What is a method that can be used to increment letters?
Does anyone know of a Javascript library (e.g. underscore, jQuery, MooTools, etc.) that offers a method of incrementing a letter?
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Best practice: ordering of public/protected/private within the class definition?
I am starting a new project from the ground up and want it to be clean / have good coding standards. In what order do the seasoned developers on here like to lay things out within a class?
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Convert all first letter to upper case, rest lower for each word
I have a string of text (about 5-6 words mostly) that I need to convert.
11 Answers
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Delete file from internal storage
...sult. Here is the code:
File file = new File(inputHandle.getImgPath(id));
boolean deleted = file.delete();
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