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Is it possible to modify variable in python that is in outer, but not global, scope?
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@kindall that's a great hack - it's minimally different from the Python 3 syntax and much more readable than passing around a mutable object.
– dimo414
Sep 1 '15 at 0:17
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Is “inline” without “static” or “extern” ever useful in C99?
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From the standard (ISO/IEC 9899:1999) itself:
Appendix J.2 Undefined Behaviour
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A function with external linkage is declared with an inline function specifier, but is not also defined in the same translation ...
What is an example of the simplest possible Socket.io example?
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// Respond with a message including this clients' id sent from the server
socket.emit('i am client', {data: 'foo!', id: data.id});
});
socket.on('time', function(data) {
addMessage(data.time);
});
socket...
Wait until file is unlocked in .NET
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Starting from Eric's answer, I included some improvements to make the code far more compact and reusable. Hope it's useful.
FileStream WaitForFile (string fullPath, FileMode mode, FileAccess access, FileShare share)
{
for (int nu...
What is the MySQL VARCHAR max size?
...tes toward the row size limit because their contents are stored separately from the rest of the row. Read more about Limits on Table Column Count and Row Size.
Maximum size a single column can occupy, is different before and after MySQL 5.0.3
Values in VARCHAR columns are variable-length strin...
Does MSTest have an equivalent to NUnit's TestCase?
...been a side note on an older version of the TestAdapter, which was removed from the 2.0.0's description page:
Note that it doesn't work with VS Express
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Generic type parameter naming convention for Java (with multiple chars)?
... @warbaker: I find it a good way to distinguish parameterized types from actual classes. How would you otherwise tell if e.g. Element in List<Element> is a parameterized type or a class?
– BalusC
Sep 10 '14 at 6:10
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How do I put two increment statements in a C++ 'for' loop?
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Ok. From open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2857.pdf section 6.5.3 the last part is an "expression". (Although 1.6 #2 defines an "expression-list" as a "list of expressions separated by commas", this construct does not...
Why does the order of the loops affect performance when iterating over a 2D array?
...ter? All memory accesses are the same, right?
No: because of caches. Data from your memory gets brought over to the CPU in little chunks (called 'cache lines'), typically 64 bytes. If you have 4-byte integers, that means you're geting 16 consecutive integers in a neat little bundle. It's actually f...
How to calculate date difference in JavaScript?
... to get the difference in milliseconds:
var difference = date2 - date1;
From there, you can use simple arithmetic to derive the other values.
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