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Why does document.querySelectorAll return a StaticNodeList rather than a real Array?
...uite orthogonal to the design of JavaScript, as the DOM is meant to be platform and language neutral.
Decisions like "getElementsByFoo() returns an ordered NodeList" or "querySelectorAll() returns a StaticNodeList" are very much intentional, so that implementations don't have to worry about aligni...
Newline in markdown table?
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Use <br> to force a line break within a table cell.
Markdown Extra and MultiMarkdown allow tables, but after trial and error, it seems an HTML line break is needed in this case.
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running Rails console in production
...e in the console will be rolled back after you exit
If this isn't working for you, you may need to try
bundle exec rails console production
If you are actually trying to run the rails console on your production server, try googling "run rails console [your cloud hosting provider]" e.g. "run rail...
Convert InputStream to BufferedReader
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Thanks for contributing an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based o...
PHP random string generator
...;
$charactersLength = strlen($characters);
$randomString = '';
for ($i = 0; $i < $length; $i++) {
$randomString .= $characters[rand(0, $charactersLength - 1)];
}
return $randomString;
}
Output the random string with the call below:
// Echo the random string.
// Opti...
How to install Xcode Command Line Tools
...will be automatically updated using Software Update. OS X 10.9 is required for this feature. For earlier versions, continue to use the in-app download in Xcode.
Running the command in terminal produces the following GUI:
Inside Xcode (5.0)
Xcode includes a new "Downloads" preference pane to insta...
MySQL - How to select data by string length
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You are looking for CHAR_LENGTH() to get the number of characters in a string.
For multi-byte charsets LENGTH() will give you the number of bytes the string occupies, while CHAR_LENGTH() will return the number of characters.
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How to say “should_receive” more times in RSpec
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This is outdated. Please check Uri's answer below
for 2 times:
Project.should_receive(:find).twice.with(@project).and_return(@project)
for exactly n times:
Project.should_receive(:find).exactly(n).times.with(@project).and_return(@project)
for at least n times:
Project.shou...
What is the mouse down selector in CSS?
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I don't want for links, I need for buttons, specially because in mobile devices hover makes an ugly glitch. Thanks
– multimediaxp
May 23 '13 at 13:59
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How to get a json string from url?
I'm switching my code form XML to JSON.
3 Answers
3
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