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What is the reason for having '//' in Python? [duplicate]
...teger division, unless one of the operands was already a floating point number.
In Python 2.X:
>>> 10/3
3
>>> # to get a floating point number from integer division:
>>> 10.0/3
3.3333333333333335
>>> float(10)/3
3.3333333333333335
In Python 3:
>>> 10...
MySQL root access from all hosts
I've installed MySQL server on a remote Ubuntu machine. The root user is defined in the mysql.user table this way:
9 An...
窝窝与众美联合并 新公司命名“众美窝窝” - 资讯 - 清泛网 - 专注C/C++及内核技术
...、商业模式及品牌连锁加盟为一体的服务体系。窝窝属于B2C企业，而众美联则是生活服务领域的B2B企业，两者合并，属行业首例，具有标杆意义。本次二者的合并，有三大看点：
看点一 产业链纵向融合 创造新业态
“互联网+...
How to remove element from an array in JavaScript?
I want to remove the first element of the array so that it becomes:
12 Answers
12
...
PHP Fatal error: Call to undefined function json_decode()
...o undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs
...
Creating a Radial Menu in CSS
...an still view the original answer at the end for reference.
While SVG may be the better choice, especially today, my goal with this was to keep it just HTML and CSS, no JS, no SVG, no images (other than the background on the root element).
2015 demo
Screenshots
Chrome 43:
Firefox 38:
IE 11...
augmented reality framework [closed]
... know if there is any existing framework for augmented reality which could be used for such applications?
22 Answers
...
How do I get the last character of a string?
...
The code:
public class Test {
public static void main(String args[]) {
String string = args[0];
System.out.println("last character: " +
string.substring(string.length() - 1));
}
}
The...
Command Prompt - How to add a set path only for that batch file executing?
Basically, I know I can go through my control panel and modify the path variable. But, I'm wondering if there is a way to through batch programming have a temporary path included? That way it is only used during that batch file execution. I don't want to have people go in and modify their path varia...
How to check if an element does NOT have a specific class?
...class. For example, I know how to check to see if it has the class "test", but how do I check to see if it doesn't have the class "test"?
...