大约有 41,000 项符合查询结果（耗时：0.0280秒） [XML]
Removing leading zeroes from a field in a SQL statement
... VARCHAR(10) field. So, for example, if the field contains '00001A', the SELECT statement needs to return the data as '1A'.
...
Get bitcoin historical data [closed]
I want to do my own bitcoin chart.
7 Answers
7
...
HTTP 1.0 vs 1.1
...s, but haven't been able to pull out a lot of difference between them. Wikipedia says this:
8 Answers
...
How does the main() method work in C?
...stom-generate the __start function (or whatever it is called), or at least select one from several pre-compiled alternatives. Information could be stored in the object file about which of the supported forms of main is being used. The linker can look at this info, and select the correct version of ...
Most efficient way to remove special characters from string
...formance is highly important, I recommend you to do some benchmarks before selecting the "regex path"...
share
|
improve this answer
|
follow
|
...
How to split a string and assign it to variables
...trings"
)
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("127.0.0.1:5432")
...
Calculate a MD5 hash from a string
... (
Encoding.UTF8.GetBytes(observedText)
)
select ba.ToString("x2")
);
}
share
|
improve this answer
|
follow
|
...
What does the C++ standard state the size of int, long type to be?
...header for them, download or make one, preferably with either compile time selection of such types or static assertions to verify the size. pubs.opengroup.org/onlinepubs/009695299/basedefs/stdint.h.html If the precise sizes aren't so important and you only care they're at least that big, then your...
iPhone Data Usage Tracking/Monitoring
...
The thing is that pdp_ip0 is one of interfaces, all pdpXXX are WWAN interfaces dedicated to different functions, voicemail, general networking interface.
I read in Apple forum that :
The OS does not keep network statistics on a process-by-process...
Forward host port to docker container
...ter to all the containers. Assuming you are on recent ubuntu, you can run
ip addr
This will give you a list of network adapters, one of which will look something like
3: docker0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP
link/ether 22:23:6b:28:6b:e0 brd ff:ff:ff:ff:...