大约有 1,330 项符合查询结果（耗时：0.0198秒） [XML]
Ball to Ball Collision - Detection and Handling
... any mass, the new velocities can be calculated using the equations (where v1 and v2 are the velocities after the collision, and u1, u2 are from before):
If the balls have the same mass then the velocities are simply switched. Here's some code I wrote which does something similar:
void Simul...
How to add custom validation to an AngularJS form?
...upports custom validation keys using object notation. Tested with angular v1.3.8
.directive('invalidIf', [function () {
return {
require: 'ngModel',
link: function (scope, elm, attrs, ctrl) {
var argsObject = scope.$eval(attrs.invalidIf);
...
AngularJS - Value attribute on an input text box is ignored when there is a ng-model used?
... This method works fine if you use a model value as well on v1.2. <... ng-init="rootFolders=someModelAttribute"...>
– dmcqu314
Apr 29 '14 at 16:54
...
Linear Regression and group by in R
...ficient r^2
dat[,summary(lm(y~x))$r.squared,by=grp]
grp V1
1: 1 0.01465726
2: 2 0.02256595
as well as all the other output from summary(lm):
dat[,list(r2=summary(lm(y~x))$r.squared , f=summary(lm(y~x))$fstatistic[1] ),by=grp]
grp r2 f
1: 1 0.0146...
How can I update NodeJS and NPM to the next versions?
...
if you're updating from npm v1.x to 2.x on Windows, you may have delete ‘npm’, ‘npm.cmd’ files from “C:\Program Files\nodejs” after installing or udpating npm. See: escapologist.wordpress.com/2014/09/29/…
– Tom Wayson...
What are good grep tools for Windows? [closed]
...
PowerShell's Select-String cmdlet was fine in v1.0, but is significantly better for v2.0. Having PowerShell built in to recent versions of Windows means your skills here will always useful, without first installing something.
New parameters added to Select-String: S...
Cannot send a content-body with this verb-type
...Cannot send a content-body with this verb-type. GET http://******:8301/api/v1/agents/**** ---> System.Net.ProtocolViolationException: Cannot send a content-body with this verb-type.
The problem was I used .WithHeader("Content-Type", "application/json") when creating IFlurlRequest.
...
Set Matplotlib colorbar size to match graph
...k in the case you mention, if scaled to match the height of the plot. (mpl v1.4.3)
– skytaker
Nov 4 '15 at 15:57
6
...
How can I custom-format the Autocomplete plug-in results?
... if you monkey-patch autocomplete.
In the autocomplete widget included in v1.8rc3 of jQuery UI, the popup of suggestions is created in the _renderMenu function of the autocomplete widget. This function is defined like this:
_renderMenu: function( ul, items ) {
var self = this;
$.each( it...
What is the difference between a route and resource in New Router API?
...e is only used instead of this.resource. Source: http://guides.emberjs.com/v1.11.0/routing/defining-your-routes/*
Have a look at this post for a detailed explanation.
This is a rough summary of this post (i have modified a bit):
Ever since the change to resource and route a lot of people ar...