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Timeout a command in bash without unnecessary delay
...e -i delay=DEFAULT_DELAY
function printUsage() {
cat <<EOF
Synopsis
$scriptName [-t timeout] [-i interval] [-d delay] command
Execute a command with a time-out.
Upon time-out expiration SIGTERM (15) is sent to the process. If SIGTERM
signal is blocked, then the subsequent...
SQL Server equivalent to Oracle's CREATE OR REPLACE VIEW
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For SQL Server 2016 SP1+, see answer by lad2025.
– MBWise
Nov 15 '17 at 10:15
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Can I use GDB to debug a running process?
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Yes you can. Assume a process foo is running...
ps -elf | grep foo
look for the PID number
gdb -a {PID number}
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fol...
Stopping an Android app from console
...ear out all the stored data for that app.
If you're on Linux:
adb shell ps | grep com.myapp | awk '{print $2}' | xargs adb shell kill
That will only work for devices/emulators where you have root immediately upon running a shell. That can probably be refined slightly to call su beforehand.
Oth...
Django queries - id vs pk
...ed to use a variable named pk. I prefer using something more verbose, like user_id instead of pk.
Following the same convention is preferable across the whole project. In your case id is a parameter name, not a property, so there is almost no difference in timings. Parameter names do not clash with...
常用Linux命令详解（持续更新） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...文件，而软链接只是源文件的一个映射
6. 查看进程的ps命令
ps命令可以查看当前系统中运行的所有进程，常与grep命令结合使用查找特定的进程
[root@KEDACOM data]# ps -ef |grep shell* ← e 显示所有进程 f 以全格式显示
root ...
How to check status of PostgreSQL server Mac OS X
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The simplest way to to check running processes:
ps auxwww | grep postgres
And look for a command that looks something like this (your version may not be 8.3):
/Library/PostgreSQL/8.3/bin/postgres -D /Library/PostgreSQL/8.3/data
To start the server, execute something l...
heroku - how to see all the logs
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heroku logs --source app -t
Or see only the router logs
heroku logs --ps router
Or chain them together
heroku logs --source app --ps worker
So good..
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OSX - How to auto Close Terminal window after the “exit” command executed.
...rl. I'd say it's a case of PEBBAF (Problem exist between brain and fingertips).
– holygeek
Apr 7 '11 at 2:05
kill/kill...
How to check if a model has a certain column/attribute?
...s checking my models for ones that had a user, but had to instead look for user_id since some models delegated user.
– MattyB
Jul 22 '15 at 16:16
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