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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
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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
...
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"?
...
Best Java obfuscator? [closed]
I am developing a security software and want to obfuscate my java code so it will become impossible to reverse engineer. What is the most reliable java obfuscator ?
...