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vim “modifiable” is off
...o create a new file with nerd tree. I hit the a key to create a new file and i get the message:
7 Answers
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Null coalescing in powershell
...wershell 7 introduces native null coalescing, null conditional assignment, and ternary operators in Powershell.
Null Coalescing
$null ?? 100 # Result is 100
"Evaluated" ?? (Expensive-Operation "Not Evaluated") # Right side here is not evaluated
Null Conditional Assignment
$x = $null
$x ?...
How can I get the full/absolute URL (with domain) in Django?
...
Use handy request.build_absolute_uri() method on request, pass it the relative url and it'll give you full one.
By default, the absolute URL for request.get_full_path() is returned, but you can pass it a relative URL as the first...
Multiple inheritance/prototypes in JavaScript
... false,
}));
}
Explanation
A proxy object consists of a target object and some traps, which define custom behavior for fundamental operations.
When creating an object which inherits from another one, we use Object.create(obj). But in this case we want multiple inheritance, so instead of obj I ...
Fragment transaction animation: slide in and slide out
...animate transaction between fragments. I've used this method for animation and it works:
5 Answers
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YouTube iframe API: how do I control an iframe player that's already in the HTML?
...complete';
if (domReady && !iframe) {
// DOM is ready and iframe does not exist. Log a message
window.console && console.log('callPlayer: Frame not found; id=' + frame_id);
if (queue) clearInterval(queue.poller);
} else if (func === 'listening') {
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Best way to test for a variable's existence in PHP; isset() is clearly broken
...l scope variables as well, on can do a $defined_vars = get_defined_vars(); and then test via array_key_exists('v', $defined_vars);.
– Henrik Opel
Sep 27 '10 at 16:01
1
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How to get the raw value an field?
...>) you're asking the browser to do some work for you. If, on the other hand, you'd like to be able to capture the non-numeric input and do something with it, you'd have to rely on the old tried and true text input field and parse the content yourself.
The W3 also has the same specs and adds:
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Why is printing to stdout so slow? Can it be sped up?
...ement. After some recent painfully slow logging I decided to look into it and was quite surprised to find that almost all the time spent is waiting for the terminal to process the results.
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GOTO still considered harmful? [closed]
... editor: go to statement considered harmful (also here .html transcript and here .pdf) and there has been a formidable push since that time to eschew the goto statement whenever possible. While it's possible to use goto to produce unmaintainable, sprawling code, it nevertheless remains in mode...