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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 ...
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...
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?
...
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...
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...
How to search file text for a pattern and replace it with a given value
...tempprefix = File.basename(filename)
tempprefix.prepend('.') unless RUBY_PLATFORM =~ /mswin|mingw|windows/
tempfile =
begin
Tempfile.new(tempprefix, tempdir)
rescue
Tempfile.new(tempprefix)
end
File.open(filename).each do |line|
tempfile.puts line.gsub(regexp, repla...
In Windows Azure: What are web role, worker role and VM role?
...ux only).
To answer your question about what to do with these roles: The Platform Training kit (mentioned below) will give you lots of good ideas and samples, but here are some straightforward use cases:
You can run any code that exposes a tcp, http, https, or udp endpoint (web applications, SOA...
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...