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Detecting CTRL+C in Node.js
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If you're trying to catch the interrupt signal SIGINT, you don't need to read from the keyboard. The process object of nodejs exposes an interrupt event:
process.on('SIGINT', function() {
console.log("Caught interrupt signal");
if (i_should_exit)
process.exit();
});
Edit: doesn...
HTTP GET request in JavaScript?
...0 / Thunderbird 30.0 / SeaMonkey 2.27), synchronous requests on the main thread have been deprecated due to the negative effects to the user experience.
You should make an asynchronous request and handle the response inside an event handler.
function httpGetAsync(theUrl, callback)
{
var xmlHt...
Equivalent of “continue” in Ruby
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Ruby has two other loop/iteration control keywords: redo and retry.
Read more about them, and the difference between them, at Ruby QuickTips.
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npm global path prefix
...h means that npm will symlink binaries into /usr/local/bin, which should already be on your PATH (especially if you're using Homebrew).
So:
npm config set prefix /usr/local if it's something else, and
Don't use sudo with npm! According to the jslint docs, you should just be able to npm install it...
How to overwrite the previous print to stdout in python?
...rint('{}\r'.format(x), end="")
print()
In Python 3.6 and later, f-strings read better:
for x in range(10):
print(f'{x}\r', end="")
print()
Of course, as Tim Seguine points out in the comments, for a case this simple, you don't even need to do formatting:
for x in range(10):
print(x, end='\...
scheduleAtFixedRate vs scheduleWithFixedDelay
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Try adding a Thread.sleep(1000); call within your run() method... Basically it's the difference between scheduling something based on when the previous execution ends and when it (logically) starts.
For example, suppose I schedule an alarm...
How to create NSIndexPath for TableView
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indexPathForRow is a class method!
The code should read:
NSIndexPath *myIP = [NSIndexPath indexPathForRow:0 inSection:0] ;
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What's the best free C++ profiler for Windows? [closed]
... have to modify your code in any way to use it, but it does suspend your threads as it reads the call-stacks. You also need the pdb files available so that you can get meaningful output, but I guess that applies to any profiler.
– CashCow
Feb 13 '12 at 10:44
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Mercurial error: abort no username supplied
... followed by following the instructions will work, and it doesn't, without reading the help text. At this point you are nervous because you already assume something has gone wrong
– Nick Fortescue
Mar 15 '10 at 11:52
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Sending and Parsing JSON Objects in Android [closed]
...ng it to a JSONObject, then converting it back to a String for the gson to read. Simply use pst = gson.fromJson(jString, Post.class). I believe this will also get rid of the need for try-catch. And as StaxMan also points out, the setters & getters in the Post.class add no value. It would be ...