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HTML5: Slider with two inputs possible?
...
Jarno
2,60122 gold badges2323 silver badges3939 bronze badges
answered Jan 21 '11 at 0:28
Martin BuberlMartin ...
You have already activated rake 0.9.0, but your Gemfile requires rake 0.8.7
...update it.
– E.E.33
Nov 1 '11 at 16:09
5
I had to add gem 'rake', 'version #' to my gemfile, and ...
range() for floats
..., this could produce unpredictable results like:
>>> list(frange(0, 100, 0.1))[-1]
99.9999999999986
To get the expected result, you can use one of the other answers in this question, or as @Tadhg mentioned, you can use decimal.Decimal as the jump argument. Make sure to initialize it with...
ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rg/
百度网盘的下载地址 ： http://pan.baidu.com/s/1mg61em0
ZMQ API 的 百度网盘 下载地址 ： http://pan.baidu.com/s/1jGDqXfS
注：在本文写作时，ZMQ版本已经升级到4.1.0，不过影响没多大
2）解压源文件
tar zxf zeromq-4.0.3.tar.gz
3）...
Check substring exists in a string in C
...
280
if(strstr(sent, word) != NULL) {
/* ... */
}
Note that strstr returns a pointer to the sta...
Solving a “communications link failure” with JDBC and MySQL [duplicate]
...ications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
I spent several days to solve this problem. I have tested many approaches that have been mentioned in different web sites, but non of them worked....
What are the mathematical/computational principles behind this game?
...
150
Finite Projective Geometries
The axioms of projective (plane) geometry are slightly different ...
How to connect to Mysql Server inside VirtualBox Vagrant?
... can I connect to that server outside the vm? I already forward the port 3306 of the Vagrantfile , but when I try to connect to the mysql server, it`s resposts with the error:
'reading initial communication packet'
...
What's the difference between a single precision and double precision floating point operation?
...entation requires a 32 bit word, which may be represented as numbered from 0 to 31, left to right.
The first bit is the sign bit, S,
the next eight bits are the exponent bits, 'E', and
the final 23 bits are the fraction 'F':
S EEEEEEEE FFFFFFFFFFFFFFFFFFFFFFF
0 1 8 9 3...
How to split a string and assign it to variables
...ort (
"fmt"
"strings"
)
func main() {
s := strings.Split("127.0.0.1:5432", ":")
ip, port := s[0], s[1]
fmt.Println(ip, port)
}
Output:
127.0.0.1 5432
One step, for example,
package main
import (
"fmt"
"net"
)
func main() {
host, port, err := net.SplitHostPort...