大约有 1,900 项符合查询结果（耗时：0.0246秒） [XML]
Why can't I assign a *Struct to an *Interface?
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This is perhaps what you meant:
package main
type Interface interface{}
type Struct struct{}
func main() {
var ps *Struct
var pi *Interface
pi = new(Interface)
*pi = ps
_, _ = pi, ps
}
Compil...
Powershell equivalent of bash ampersand (&) for forking/running background processes
... me it seems that something started with Start-Job will be killed when the PS shell exits. In contrast it seems that something started with Start-Process will continue to run after the PS shell exits. This is a major difference.
– peterh
Nov 8 '13 at 9:32
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Load RSA public key from file
...be obtained but saving raw data ( without encoding base64).
I hope this helps programmers.
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOEx...
Passing argument to alias in bash [duplicate]
... great since you get all the perks that functions give (see completion, traps, bind, etc for the goodies that functions can provide, in the bash manpage).
I hope that helps you out :)
share
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impro...
Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
...ombie?) server (can happen when quitting terminal with server running):
$ ps ax | grep rails
If it returns something like:
33467 s002 S+ 0:00.00 grep rails
33240 s003 S+ 0:15.05 /Users/Arta/.rbenv/versions/1.9.2-p290/bin/ruby script/rails s -p 3000
kill it, and run anew:
$ kill -9 33240
$ rai...
Filter LogCat to get only the messages from My Application in Android?
I observed that when i use Logcat with Eclipse with ADT for Android, I get messages from many other applications as well. Is there a way to filter this and show only messages from my own application only.
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What is the best way to implement “remember me” for a website? [closed]
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This can be brute forced in seconds. I'll just set my user_id to 1 and brute force all tokens. It'll give me access in seconds
– A Friend
Dec 10 '18 at 23:21
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How to show line number when executing bash script
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You mention that you're already using -x. The variable PS4 denotes the value is the prompt printed before the command line is echoed when the -x option is set and defaults to : followed by space.
You can change PS4 to emit the LINENO (The line number in the script or shell funct...
How to profile a bash shell script slow startup?
...bash.bashrc (or wherever you'd like to begin a trace in any Bash script):
PS4='+ $(date "+%s.%N")\011 '
exec 3>&2 2>/tmp/bashstart.$$.log
set -x
add
set +x
exec 2>&3 3>&-
at the end of ~/.bashrc (or at the end of the section of any Bash script you'd like tracing to stop...
How do I measure separate CPU core usage for a process?
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You can use:
mpstat -P ALL 1
It shows how much each core is busy and it updates automatically each second. The output would be something like this (on a quad-core processor):
10:54:41 PM CPU %usr %nice %sys %iowait %irq %s...