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How to generate a random number in C++?
...ble) data. Notable case when you do most certainly need true randomness is information security - e.g. generating symmetric keys, asymmetric private keys, salt values, security tokens, etc.
However security-grade random numbers is a separate industry worth a separate article.
In most cases Pseudo-Ra...
Why does Chrome incorrectly determine page is in a different language and offer to translate?
...
Update: according to Google
We don’t use any code-level language information such as lang
attributes.
They recommend you make it obvious what your site's language is.
Use the following which seems to help although Content-Language is deprecated and Google says they ignore lang
<htm...
Where can I find the TypeScript version installed in Visual Studio?
...ms working these days:
UPDATE (June 2017):
VS 2013 does NOT show this info. (Later note: VS 2017 Enterprise edition does not show this info either).
VS uses Microsoft Build Engine (MSBuild) to compile Typescript files. MSBuild can support several major releases of Typescript, but About window s...
How to use CURL via a proxy?
...t it to null.
curl_setopt($ch, CURLOPT_PROXY, null);
Any questions feel free to ask, I work with cURL every day.
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Is Java really slow?
... doing malloc efficiently), but it is not easy.
Method calls are basically free and in some cases faster than large-method code. The HotSpot compiler uses execution information to optimize method calls and has very efficient inlining. By using the additional execution information, it can sometimes o...
Android draw a Horizontal line between views
...tAlignment attribute even though it doesn't itself display any text.) Feel free to test this for yourself (or just look at the source code) and you will find that a Space ignores all drawing-related attributes.
– Ted Hopp
Sep 11 '15 at 16:30
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Passing an array to a function with variable number of args in Swift
...today, but unless a reference says so, the next version of the compiler is free to literally do anything here (compiler error/crash/randomly executing code...). Have a look at the serious-looking warning on unsafeBitCast.
– idmean
Mar 4 at 12:12
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Explicit specialization in non-namespace scope [duplicate]
... one solution would be to let Verify() forward to a, possibly specialized, free function:
namespace detail {
template <typename TL> void Verify (int, int[]) {}
template <> void Verify<int>(int, int[]) {}
}
template<typename T> class CConstraint {
...
Detect whether there is an Internet connection available on Android [duplicate]
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The getActiveNetworkInfo() method of ConnectivityManager returns a NetworkInfo instance representing the first connected network interface it can find or null if none of the interfaces are connected. Checking if this method returns null should b...
Determine if the device is a smartphone or tablet? [duplicate]
I would like to get info about a device to see if it's a smartphone or tablet. How can I do it?
9 Answers
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