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Why use Ruby instead of Smalltalk? [closed]
...tions. The language paradigm is also something of a culture shock for someone not familiar with it, and the piecemeal view of the program presented by the browser is quite different to what most people were used to.The overall effect is that Smalltalk got a (somewhat deserved) reputation for being ...
Performance differences between debug and release builds
... NOP opcodes that allow you to set a breakpoint on a curly brace. The big one is the optimizer that's built into the JIT compiler. I know it makes the following optimizations:
Method inlining. A method call is replaced by the injecting the code of the method. This is a big one, it makes proper...
TFS: How can you Undo Checkout of Unmodified files in a batch file
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hmm, somehing that almost everyone does several times daily: "Lets put it in a separate installer called Power Tools"... sigh
– vidstige
Mar 6 '12 at 13:16
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Regex for numbers only
...e there's a way to change this behavior, but as I said, I've never really done much with regular expressions.
17 Answers
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What is the difference between concurrent programming and parallel programming?
...ecause there is a considerable cost associated with transferring data from one cache to another. Dense matrix-matrix multiply is a pedagogical example of parallel programming and it can be solved efficiently by using Straasen's divide-and-conquer algorithm and attacking the sub-problems in parallel....
Converting between datetime, Timestamp and datetime64
...ituation has improved since I wrote this question, a lot of work has been done here :) )
– Andy Hayden
Feb 20 '14 at 19:03
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How to implement an ordered, default dict? [duplicate]
... like to combine OrderedDict() and defaultdict() from collections in one object, which shall be an ordered, default dict .
Is this possible?
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Reopen last closed tab in Visual Studio
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@bugybunny You can try this one: marketplace.visualstudio.com/… it should also work with VS2017.
– Adam Wulkiewicz
Jun 30 at 2:31
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Differences between Perl and PHP [closed]
...re operators, including matching (=~, !~), quote-like (qw, qx &c.), exponentiation (**), string repetition (x) and range (.. and ...). PHP has a few operators Perl doesn't, such as the error suppression operator (@), instanceof (though Perl does have the Universal::isa method) and clone.
In PHP...
Converting a List to a comma separated string
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Clever but slow and bloated, as it allocates one string per element. Using a StringBuilder would be much more efficient.
– Steven Sudit
Oct 6 '09 at 23:49
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