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How to create ls in windows command prompt?
...t to your Path variable. Mine was located in C:\Program Files\Git\usr\bin.
Start a command prompt and enjoy ls in all its glory.
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C++ equivalent of java's instanceof
...Duration>
Duration instanceOfMeasurement(unsigned _loopCycles) {
auto start = std::chrono::high_resolution_clock::now();
volatile bool isInstanceOf = false;
for (unsigned i = 0; i < _loopCycles; ++i) {
Base *ptr = new Derived;
isInstanceOf = ptr->template instanceOf<Derived...
Is it possible to run selenium (Firefox) web driver without a GUI?
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Yes. You can use HTMLUnitDriver instead for FirefoxDriver while starting webdriver. This is headless browser setup. Details can be found here.
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When is the thread pool used?
...ead pool) will be waiting for those queries to finish before they even get started
You can mitigate this by increasing the size of the thread pool through the UV_THREADPOOL_SIZE environment variable, so long as you do it before the thread pool is required and created: process.env.UV_THREADPOOL_SIZE ...
How can I use numpy.correlate to do autocorrelation?
...lation result array would be the greatest. However, the correlation is not starting at a time difference of 0. It starts at a negative time difference, closes to 0, and then goes positive. That is, you were expecting:
autocorrelation(a) = ∑ -∞ < i < ∞ aivt+i where 0 <= t < ∞ ...
Wrapping synchronous code into asynchronous call
...u need to do? Are there any front-end changes you can make instead - e.g., start the request and allow the user to do other work while it's processing?
I'll proceed with the assumption that yes, you really do need to make the individual request execute faster.
In this case, you'll need to execute ...
How to vertically center a container in Bootstrap?
...t;a href="pricing-and-signup.html" class="btn-primary btn h2 lightBlue get-Started-btn">GET STARTED</a>
<h6 class="get-Started-sub-btn">FREE VERSION AVAILABLE!</h6>
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Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
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SQL order string as number
...s' | 123
'$123' | 0 /* the left side of the string does not start with a number */
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serve current directory from command line
...rt => 9090, :DocumentRoot => Dir.pwd); trap('INT') { s.shutdown }; s.start"
Even the first command is hard to remember, so I just have this in my .bashrc:
function serve {
port="${1:-3000}"
ruby -run -e httpd . -p $port
}
It serves the current directory on port 3000 by default, but ...