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Is there a way to change context to iframe in javascript console?
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You can also navigate across frames using the command line:
var frame = document.getElementById("frame1").contentWindow;
cd(frame);
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Sending command line arguments to npm script
...inal answer: As a some kind of workaround (though not very handy), you can do as follows:
Say your package name from package.json is myPackage and you have also
"scripts": {
"start": "node ./script.js server"
}
Then add in package.json:
"config": {
"myPort": "8080"
}
And in your scrip...
The Definitive C Book Guide and List
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Warning
This is a list of random books of diverse quality. In the view of some people (with some justification), it is no longer a list of recommended books. Some of the listed books contain blatantly incorrect statements or teach wrong/harmful practices...
jQuery: count number of rows in a table
How do I count the number of tr elements within a table using jQuery?
11 Answers
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Get UIScrollView to scroll to the top
How do I make a UIScrollView scroll to the top?
14 Answers
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How to step through Python code to help debug issues?
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Yes! There's a Python debugger called pdb just for doing that!
You can launch a Python program through pdb by using pdb myscript.py or python -m pdb myscript.py.
There are a few commands you can then issue, which are documented on the pdb page.
Some useful ones to remember...
ruby on rails f.select options with custom attributes
...redit should go to paul @ pogodan who posted about finding this not in the docs, but by reading the rails source. https://web.archive.org/web/20130128223827/http://www.pogodan.com/blog/2011/02/24/custom-html-attributes-in-options-for-select
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Making a div vertically scrollable using CSS
...roll - This values forces a scrollbar, no matter what, even if the content does not exceed the boundary set. If the content doesn't need to be scrolled, the bar will appear as "disabled" or non-interactive.
If you always want the vertical scrollbar to appear:
You should use overflow-y: scroll. Th...
How to set up tmux so that it starts up with specified windows opened?
How to set up tmux so that it starts up with specified windows opened?
20 Answers
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Extract a regular expression match
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Do not need PERL if you are willing to use the slightly uglier "[^0-9]*([0-9]+).*"
– Jyotirmoy Bhattacharya
Feb 4 '10 at 3:29
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