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Determine whether an array contains a value [duplicate]
...udes("Sam"); // true
Support
According to kangax and MDN, the following platforms are supported:
Chrome 47
Edge 14
Firefox 43
Opera 34
Safari 9
Node 6
Support can be expanded using Babel (using babel-polyfill) or core-js. MDN also provides a polyfill:
if (![].includes) {
Array.prototype.in...
Getting MAC Address
I need a cross platform method of determining the MAC address of a computer at run time. For windows the 'wmi' module can be used and the only method under Linux I could find was to run ifconfig and run a regex across its output. I don't like using a package that only works on one OS, and parsing ...
How does delete[] “know” the size of the operand array?
...
The information is not standardised. However in the platforms that I have worked on this information is stored in memory just before the first element. Therefore you could theoretically access it and inspect it, however it's not worth it.
Also this is why you must use delete ...
How do I specify local .gem files in my Gemfile?
...FYI: this may not work as well as you'd hope if you develop on a different platform than you deploy to (e.g. develop on macOS, deploy to Linux). As per the --local docs: "Note that if a appropriate platform-specific gem exists on rubygems.org it will not be found."
– Liam Dawso...
JavaScript string newline character?
Is \n the universal newline character sequence in Javascript for all platforms? If not, how do I determine the character for the current environment?
...
Meaning of acronym SSO in the context of std::string
...ternal buffer depends on the std::string implementation, which varies from platform to platform (see benchmark results below).
Benchmarks
Here is a small program that benchmarks the copy operation of lots of strings with the same length.
It starts printing the time to copy 10 million strings with...
Xcode Simulator: how to remove older unneeded devices?
...m within the Xcode Package?
/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs
please also delete the corresponding .dmg file in
~/Library/Caches/com.apple.dt.Xcode/Downloads
to prevent Xcode from re-installing the same package again.
for XCod...
Which parts of Real World Haskell are now obsolete or considered bad practice?
...t; t a variants.
Chapter 11. Testing and quality assurance
Since Haskell-platform 2010 or late 2008.
Although this is mentioned in a footnote, the QuickCheck library has changed in many ways from version 1 to version 2. For example, generate now uses Gen a instead of StdGen, and the functionality...
Iterate over each line in a string in PHP
... states that PHP_EOL (string) is The correct 'End Of Line' symbol for this platform.
– wadim
Dec 11 '13 at 14:57
@wadi...