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.NET: Which Exception to Throw When a Required Configuration Setting is Missing?
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Pinging servers in Python
...to ping a server through ICMP and return TRUE if the server responds, or FALSE if there is no response?
26 Answers
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How to specialize std::hash::operator() for user-defined type in unordered containers?
...hash function is this:
namespace std {
template <> struct hash<Foo>
{
size_t operator()(const Foo & x) const
{
/* your code here, e.g. "return hash<int>()(x.value);" */
}
};
}
(Other popular specializations that you might consider supporting are std::...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
I was doing attempting to do some updates to openssl using homebrew and I somehow managed to break everything. I can't do anything now, this is what I get when I try to do bundle install:
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how to provide a swap function for my class?
... with SFINAE.
// some algorithm in your code
template<class T>
void foo(T& lhs, T& rhs) {
using std::swap; // enable 'std::swap' to be found
// if no other 'swap' is found through ADL
// some code ...
swap(lhs, rhs); // unqualified call, uses ADL and fi...
Why is subtracting these two times (in 1927) giving a strange result?
If I run the following program, which parses two date strings referencing times 1 second apart and compares them:
10 Answer...
Add vertical whitespace using Twitter Bootstrap?
What's the best way to add vertical whitespace using Twitter's Bootstrap?
13 Answers
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fetch in git doesn't get all branches
I have cloned a repository, after which somebody else has created a new branch, which I'd like to start working on. I read the manual, and it seems dead straight easy. Strangely it's not working, and all the posts I've found suggest I'm doing the right thing. So I'll subject myself to the lambast...
Format a number as 2.5K if a thousand or more, otherwise 900
I need to show a currency value in the format of 1K of equal to one thousand, or 1.1K, 1.2K, 1.9K etc, if its not an even thousands, otherwise if under a thousand, display normal 500, 100, 250 etc, using javascript to format the number?
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How to make sure that string is valid JSON using JSON.NET
I have a raw string. I just want to validate whether the string is valid JSON or not. I'm using JSON.NET.
11 Answers
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