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How can I unit test a GUI?
...
Designs like MVP and MVC typically try to abstract as much logic out of the actual GUI as possible. One very popular article about this is "The Humble Dialog Box" by Michael Feathers. Personally I've had mixed experiences with trying to move ...
Secure hash and salt for PHP passwords
...nswer was written in 2008.
Since then, PHP has given us password_hash and password_verify and, since their introduction, they are the recommended password hashing & checking method.
The theory of the answer is still a good read though.
TL;DR
Don'ts
Don't limit what characters user...
Generate GUID in MySQL for existing Data?
I've just imported a bunch of data to a MySQL table and I have a column "GUID" that I want to basically fill down all existing rows with new and unique random GUID's.
...
What is a Windows Handle?
... name)
{
Widget *w;
w = findWidget(name);
return reinterpret_cast<void *>(w);
}
typedef void * HANDLE;
HANDLE GetWidget (std::string name)
{
Widget *w;
w = findWidget(name);
return reinterpret_cast<HANDLE>(w);
}
The first example exposes the internal deta...
How can I detect if the user is on localhost in PHP?
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@Pekka웃 you can just send e.g. Host: 127.0.0.1 and it would be populated in HTTP_HOST, so it's not reliable method at all.
– Dejan Marjanović
Mar 19 '13 at 15:49
...
How to write a large buffer into a binary file in C++, fast?
...d::chrono::high_resolution_clock::now();
return std::chrono::duration_cast<std::chrono::milliseconds>(endTime - startTime).count();
}
long long option_2(std::size_t bytes)
{
std::vector<uint64_t> data = GenerateData(bytes);
auto startTime = std::chrono::high_resolution_clo...
Best way to create unique token in Rails?
... heard to guess, it's more like a short url identifier than anything else, and I want to keep it short. I've followed some examples I've found online and in the event of a collision, I think the code below will recreate the token, but I'm not real sure. I'm curious to see better suggestions, thoug...
Clean code to printf size_t in C++ (or: Nearest equivalent of C99's %z in C++)
...uPTR " then what is the question?\n", a);
If you really want to be safe, cast to uintmax_t and use PRIuMAX:
printf("If the answer is %" PRIuMAX " then what is the question?\n", static_cast<uintmax_t>(a));
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How expensive is RTTI?
...me if you can afford to do
if (typeid(a) == typeid(b)) {
B* ba = static_cast<B*>(&a);
etc;
}
instead of
B* ba = dynamic_cast<B*>(&a);
if (ba) {
etc;
}
The former involves only one comparison of std::type_info; the latter necessarily involves traversing an inheritance...
How to replace multiple substrings of a string?
...t;>> pattern.sub(lambda m: rep[re.escape(m.group(0))], "(condition1) and --condition2--")
'() and --text--'
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