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How to set the thumbnail image on HTML5 video?
... width="400" controls="controls" preload="metadata">
<source src="https://www.w3schools.com/html/mov_bbb.mp4#t=0.5" type="video/mp4">
</video>
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How to find what code is run by a button or element in Chrome using Developer Tools
...mmend you start using sites that help you write and visualize them such as http://buildregex.com/ and https://www.debuggex.com/
You can also use the context menu when working in the Sources panel. When viewing a file, you can right-click in the editor and choose Blackbox Script. This will add the ...
How to empty/destroy a session in rails?
...in a controller.
reset_session
Here's the documentation on this method: http://api.rubyonrails.org/classes/ActionController/Base.html#M000668
Resets the session by clearing out all
the objects stored within and
initializing a new session object.
Good luck!
...
jQuery Date Picker - disable past dates
...tion, date);
}
});
Edit - from your comment now it works as expected http://jsfiddle.net/nicolapeluchetti/dAyzq/1/
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What is the difference between linear regression and logistic regression?
...an 0, or even bigger than
1, logistic regression was introduced.
Source: http://gerardnico.com/wiki/data_mining/simple_logistic_regression
Outcome
In linear regression, the outcome (dependent variable) is continuous.
It can have any one of an infinite number of possible values.
In logistic re...
Multiple inputs with same name through POST in php
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Updating Bootstrap to version 3 - what do I have to do?
...
Download the latest version from http://getbootstrap.com/ OR Replace the css and js files with the newest versions or use CDN (http://www.bootstrapcdn.com/)
Migrate your html, yes indeed read http://bootply.com/bootstrap-3-migration-guide. You could try http...
How to use glOrtho() in OpenGL?
...m with some input parameters, can now do arbitrary computations. See also: https://stackoverflow.com/a/36211337/895245
With an explicit GLfloat transform[] it would look something like this:
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#define GLEW_STATIC
#include &l...
vs2008编译boost详细步骤 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...tp1 准备工作】：
（1）Boost 下载可以到官方网站下载：
http://www.boost.org/
（2）安装VS2008 IDE
【Setp2 编译Boost】
1.打开Visual Studio 2008 命令提示窗口
2.进入D:\05_Computer\04_3rdPatry\02Boost\boost_1_44_0\boost_1_44_0\tools\jam\src
3.执行 build....
Is gettimeofday() guaranteed to be of microsecond resolution?
... and it is known to make many Windows games work on Linux and Mac.
Starts http://source.winehq.org/source/dlls/kernel32/cpu.c#L312
leads to http://source.winehq.org/source/dlls/ntdll/time.c#L448
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