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How can I correctly prefix a word with “a” and “an”?
...uick filter program that spits out only article text (the download is generally in XML format, along with non-article metadata too).
Find all instances of a(n).... and make an index on the following word and all of its prefixes (you can use a simple suffixtrie for this). This should be case sensitiv...
What is the fastest way to get the value of π?
I'm looking for the fastest way to obtain the value of π, as a personal challenge. More specifically, I'm using ways that don't involve using #define constants like M_PI , or hard-coding the number in.
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Set NOW() as Default Value for datetime datatype?
...ion.html
http://optimize-this.blogspot.com/2012/04/datetime-default-now-finally-available.html
Prior to 5.6.5, you need to use the TIMESTAMP data type, which automatically updates whenever the record is modified. Unfortunately, however, only one auto-updated TIMESTAMP field can exist per table.
CR...
Classes vs. Modules in VB.NET
...ed solely for helper functions and extension methods and you don't want to allow inheritance and instantiation, you use a Module.
By the way, using Module is not really subjective and it's not deprecated. Indeed you must use a Module when it's appropriate. .NET Framework itself does it many times (...
Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK?
... debugging. I am only able to debug and test on my iphone 4 with iOS 5 installed.
8 Answers
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Java Naming Convention with Acronyms [closed]
...tion is not always followed in Java. Four character acronyms do seem to usually use mixed case, but even the JCL is not consistent about three letter acronyms. Most of them seem to be all uppercase, like 'URL', 'XML', 'SQL', and 'DOM', but there are some exceptions like 'Jar'.
Conclusion
For Java:...
In Java 8 how do I transform a Map to another Map using a lambda?
...rEach((s, integer) -> map2.put(s, integer));
And because we're just calling an existing method we can use a method reference, which gives us:
map.forEach(map2::put);
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Can I use a collection initializer for Dictionary entries?
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@Nyerguds: what? var literally just saves you keystrokes, it's implicitly strongly typed.
– drzaus
Feb 24 '14 at 18:24
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C++ preprocessor __VA_ARGS__ number of arguments
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This is actually compiler dependent, and not supported by any standard.
Here however you have a macro implementation that does the count:
#define PP_NARG(...) \
PP_NARG_(__VA_ARGS__,PP_RSEQ_N())
#define PP_NARG_(...) \
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Magic number in boost::hash_combine
The boost::hash_combine template function takes a reference to a hash (called seed ) and an object v . According to the docs , it combines seed with the hash of v by
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