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Python nested functions variable scoping [duplicate]
...his line:
_total += PRICE_RANGES[key][0]
The documentation about Scopes and Namespaces says this:
A special quirk of Python is that – if no global statement is in effect – assignments to names always go into the innermost scope. Assignments do not copy data — they just bind names to ob...
Java Annotations
... in Java? I have this fuzzy idea of them as somewhere in between a comment and actual code. Do they affect the program at run time?
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How does one parse XML files? [closed]
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It's very simple. I know these are standard methods, but you can create your own library to deal with that much better.
Here are some examples:
XmlDocument xmlDoc= new XmlDocument(); // Create an XML document object
xmlDoc.Load("yourXMLFile.xml"); // Load the ...
Get protocol, domain, and port from URL
I need to extract the full protocol, domain, and port from a given URL. For example:
18 Answers
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Best C++ Code Formatter/Beautifier
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AStyle can be customized in great detail for C++ and Java (and others too)
This is a source code formatting tool.
clang-format is a powerful command line tool bundled with the clang compiler which handles even the most obscure language constructs in a coherent way.
It...
Content-Disposition:What are the differences between “inline” and “attachment”?
...download the file for both of them.
This behavior depends on the browser and the file you are trying to serve. With inline, the browser will try to open the file within the browser.
For example, if you have a PDF file and Firefox/Adobe Reader, an inline disposition will open the PDF within Firef...
Replace spaces with dashes and make all letters lower-case
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Just use the String replace and toLowerCase methods, for example:
var str = "Sonic Free Games";
str = str.replace(/\s+/g, '-').toLowerCase();
console.log(str); // "sonic-free-games"
Notice the g flag on the RegExp, it will make the replacement global...
What is the difference between the operating system and the kernel? [closed]
I do not understand the difference between operating system and kernel. Can someone please explain it?
3 Answers
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Setting a width and height on an A tag
Is it possible to set the width and height in pixels on an anchor tag? I'd like to have the anchor tag to have a background image while retaining the text inside the anchor.
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Get content of a cell given the row and column numbers
I want to get the content of a cell given its row and column number. The row and column number are stored in cells (here B1,B2). I know the following solutions work, but they feel a bit hacky.
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