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How to use arguments from previous command?
I know that Esc + . gives you the last argument of the last command.
11 Answers
11...
JavaScript get clipboard data on paste event (Cross browser)
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The situation has changed since writing this answer: now that Firefox has added support in version 22, all major browsers now support accessing the clipboard data in a paste event. See Nico Burns's answer for an example.
In the past this was not generally possible in a cross-b...
JavaScript function order: why does it matter?
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var foo = 42;
//the interpreter turns it into this:
var foo;
foo = 42;
Now, how function declarations are handled:
var foo = 42;
function bar() {}
//turns into
var foo; //Insanity! It's now at the top
function bar() {}
foo = 42;
The var statements "throws" the creation of foo to the very top...
How can I profile C++ code running on Linux?
... of the time (and thus costs that much). For simplicity, suppose we don't know what f is, but assume it is either 0.1, 0.2, 0.3, ... 0.9, 1.0, and the prior probability of each of these possibilities is 0.1, so all of these costs are equally likely a-priori.
Then suppose we take just 2 stack sample...
How to convert local time string to UTC?
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NOTE -- As of 2020 you should not be using .utcnow() or .utcfromtimestamp(xxx). As you've presumably moved on to python3,you should be using timezone aware datetime objects.
>>> from datetime import timezone
>>> dt_now = datetime.now(tz=timezone.utc)
&g...
How to change past commit to include a missed file?
... add a file to the change set. After other commits, I realized the file is now missing from a HEAD^4 commit.
4 Answers
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How do I get the current time only in JavaScript
... // => 30
d.getSeconds(); // => 51
or
var d = new Date(); // for now
d.getHours(); // => 9
d.getMinutes(); // => 30
d.getSeconds(); // => 51
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Complex CSS selector for parent of active child [duplicate]
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The CSS Selectors 4 spec has now included the ability for selectors to ascend. stackoverflow.com/q/1014958/392
– Dan Herbert
Nov 22 '11 at 17:22
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Node.js check if file exists
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Anyone reading this now (Node.js v0.12.x) keep in mind that fs.exists and fs.existsSync have also been deprecated. The best way to check file existence is fs.stat, as demoed above.
– Antrikshy
Mar 29 '15 at...
How to programmatically send SMS on the iPhone?
Does anybody know if it's possible, and how, to programmatically send a SMS from the iPhone , with the official SDK / Cocoa Touch?
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