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Should I use multiplication or division?
...gh"--Note which user requirement/story requires that metric.
Write a speed test
Test existing code--If it's fast enough, you're done.
Recode it optimized
Test optimized code. IF it doesn't meet the metric, throw it away and keep the original.
If it meets the test, keep the original code in as comme...
Trigger a Travis-CI rebuild without pushing a commit?
...tegrations & services, find Travis CI and click Edit, you should see a Test Service button. This will trigger a build.
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jQuery hasAttr checking to see if there is an attribute on an element [duplicate]
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This test actually fails in chrome (and likely all webkit) because a nonexistent attribute in those browsers returns 'false' instead of undefined. karim79 is soooo close, but this will work better: $.fn.hasAttr = function(attr) { ...
Is there a way to use SVG as content in a pseudo element :before or :after
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Yes you can! Just tested this and it works great, this is awesome! It still doesn't work with html, but it does with svg.
In my index.html I have:
<div id="test" style="content: url(test.svg); width: 200px; height: 200px;"></div>...
Python argparse: How to insert newline in the help text?
... argparse import RawTextHelpFormatter
parser = ArgumentParser(description='test', formatter_class=RawTextHelpFormatter)
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Difference between innerText, innerHTML, and childNodes[].value?
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The examples below refer to the following HTML snippet:
<div id="test">
Warning: This element contains <code>code</code> and <strong>strong language</strong>.
</div>
The node will be referenced by the following JavaScript:
var x = document.getElementB...
Javascript - How to detect if document has loaded (IE 7/Firefox 3)
...alambalazs. The cross-browser way to do it in pure JavaScript is simply to test document.readyState:
if (document.readyState === "complete") { init(); }
This is also how jQuery does it.
Depending on where the JavaScript is loaded, this can be done inside an interval:
var readyStateCheckInterval...
How to create an HTTPS server in Node.js?
...m the Node.js HTTPS documentation.
var options = {
key: fs.readFileSync('test/fixtures/keys/agent2-key.pem'),
cert: fs.readFileSync('test/fixtures/keys/agent2-cert.cert')
};
// Create a service (the app object is just a callback).
var app = express();
// Create an HTTP service.
http.createServ...
How do I put two increment statements in a C++ 'for' loop?
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I first thought you were incorrect, but I wrote some test code and you are correct - it does not behave like a comma operator. Will amend my answer!
– Paul Dixon
Aug 5 '09 at 10:27
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Run an untrusted C program in a sandbox in Linux that prevents it from opening files, forking, etc.?
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You can use Qemu to test assignments quickly. This procedure below takes less than 5 seconds on my 5 year old laptop.
Let's assume the student has to develop a program that takes unsigned ints, each on their own line, until a line with "-1" arr...