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Sort points in clockwise order?
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+1: No atan(), no square root, and even no divisions. This is a good example of computer graphics thinking. Cull off all the easy cases as soon as possible, and even in the hard cases, compute as little as possible to know the required answer.
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How can I listen for a click-and-hold in jQuery?
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I wrote some code to make it easy
//Add custom event listener
$(':root').on('mousedown', '*', function() {
var el = $(this),
events = $._data(this, 'events');
if (events && events.clickHold) {
el.data(
'clickHoldTimer',
setTimeou...
Batch File; List files in directory, only filenames?
... in (list1.txt) do echo %%~nxA >> list.txt
del list1.txt
put your root directory in dir command. It will create a list1.txt with full path names and then a list.txt with only the file names.
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Which is better in python, del or delattr?
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Premature optimization is the root of all evil. ;-) But yes, you are right, of course.
– Lennart Regebro
Jul 13 '09 at 18:24
26
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What is the difference between build.sbt and build.scala?
...cala:
import sbt._
import Keys._
object Build extends Build {
lazy val root = Project(id = "root", base = file(".")).settings(
name := "hello",
version := "1.0"
)
}
The .sbt file can also include vals, lazy vals, and defs (but not objects and classes).
See the SBT document cal...
What is the difference between ApplicationContext and WebApplicationContext in Spring MVC?
...let Spring application are Web Application contexts, this goes both to the root webapp context and the servlet's app context.
Also, depending on web application context capabilities may make your application a little harder to test, and you may need to use MockServletContext class for testing.
Dif...
Python logging not outputting anything
...default logging level is warning.
Since you haven't changed the level, the root logger's level is still warning.
That means that it will ignore any logging with a level that is lower than warning, including debug loggings.
This is explained in the tutorial:
import logging
logging.warning('Watch ou...
Webstorm: “Cannot Resolve Directory”
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To make file references to a non-root folder in your project, you'll need to mark that directory as a Resource. To do this, go to Settings > Directories and select your asset root folder from the right-hand panel. Then mark it as Resource Root by clicking...
Passing current scope to an AngularJS Service
... promises.
To provoke the $apply, you don't need the scope, you can call $rootScope.$apply, as there is no difference calling it in a specific scope or in the root.
Regarding the variable reading, it would be better if you received parameters. But you could also read it from a scope as an object p...
How to change package name of an Android Application
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It does the same to me right now if I right-click on the root directory. At least for me, that's not my actual package name. If your package name is com.a.bc, there should be a directory below the root directory called bc. That's where you'll get the different options. Right now, I...