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How can I get the current date and time in UTC or GMT in Java?
...the current time but in the local timezone. How can I get the current date and time in GMT?
31 Answers
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What is the difference between NaN and None?
I am reading two columns of a csv file using pandas readcsv() and then assigning the values to a dictionary. The columns contain strings of numbers and letters. Occasionally there are cases where a cell is empty. In my opinion, the value read to that dictionary entry should be None but instead ...
The simplest possible JavaScript countdown timer? [closed]
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I have two demos, one with jQuery and one without. Neither use date functions and are about as simple as it gets.
Demo with vanilla JavaScript
function startTimer(duration, display) {
var timer = duration, minutes, seconds;
setInterval(functio...
Batch file to copy files from one folder to another folder
... copy against the original. slower, but for the paranoid.
/h - copy system and hidden files.
/k - copy read-only attributes along with files. otherwise, all files become read-write.
/x - if you care about permissions, you might want /o or /x.
/y - don't prompt before overwriting existing files.
/z -...
What is the fastest way to compute sin and cos together?
I would like to compute both the sine and co-sine of a value together (for example to create a rotation matrix). Of course I could compute them separately one after another like a = cos(x); b = sin(x); , but I wonder if there is a faster way when needing both values.
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How to set time zone of a java.util.Date?
...teFormat object, to tell it in which timezone you want to display the date and time.
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Can scripts be inserted with innerHTML?
...e script loads into the DOM, but it is never executed (at least in Firefox and Chrome). Is there a way to have scripts execute when inserting them with innerHTML ?
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In Clojure how can I convert a String to a number?
...ew answer
I like snrobot's answer better. Using the Java method is simpler and more robust than using read-string for this simple use case. I did make a couple of small changes. Since the author didn't rule out negative numbers, I adjusted it to allow negative numbers. I also made it so it requires ...
How do I handle newlines in JSON?
I've generated some JSON and I'm trying to pull it into an object in JavaScript. I keep getting errors. Here's what I have:
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Regex for quoted string with escaping quotes
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/"(?:[^"\\]|\\.)*"/
Works in The Regex Coach and PCRE Workbench.
Example of test in JavaScript:
var s = ' function(){ return " Is big \\"problem\\", \\no? "; }';
var m = s.match(/"(?:[^"\\]|\\.)*"/);
if (m != null)
alert(m);
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