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Anonymous users2024-02-06The shell script gets its own pid which is the $$ variable.
The python script gets the pid that runs itself is a function.
You can refer to the example below**.
Shell scripts.
#! /bin/sh
echo $$
Python scripts.
import os
print
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Anonymous users2024-02-05Use crontab to do it. bai
crontab -l check.
ducron job
crontab -e cron job
Your situation crontab -e
After that the DAO is entered.
0 * path to your shell script parameter.
Save the version on the right.
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Anonymous users2024-02-04I want to know how to solve it in the end.,Attack my bai is sh and need du followed by a few references.。
crontab -e
0 10 * /home/oracle/data/bin/ 20190417 0000 15
Scheduled tasks are not executed.
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Anonymous users2024-02-03The timer only supports the minute level, and if you need it, the second level needs to be implemented in another language, such as python or something.
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Anonymous users2024-02-021 To use the crontab timer tool, you must start the cron service:
service cron start
Syntax of crontab:
Parameters of crontab:
e: Execute the texter to crontab, the default texter is vi-r: delete the current crontab
l : List the current crontab (dedicated to viewing) -i: will be used in conjunction with -r, ask when deleting the current crontab, type y to delete.
Note that crontab is a user-specific, and whoever logs in will go to whom's crontabcrontab special notation description:
"Represents all numbers in the range of values. Pay special attention!
"Represents the meaning of each, such as:"*/5"Represents every 5 units"-"Represents from a certain number to a certain number,"Scattered figures.
Example of using the crontab file:
30 21 * for 21:3045 every night 4 1,10,22 * for 4:45 every month
10 1 * 6,0 means weekly.
Saturday and Sunday at 1:10
0,30 18-23 * means every 30 minutes between 18:00 and 23:00 every day.
0 23 * 6 means every Saturday at 11:00 pm* * 1* every hour.
23-7 1 * Between 11 p.m. and 7 a.m., every hour * 8, 13 * 1-5 Monday to Friday at 8 a.m. and 1 p.m. 0 11 4 * mon-wed on the 4th of each month with every Monday to Wednesday at 11 0 4 1 jan * 4 on the 1st of January
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Anonymous users2024-02-011 0 0 * command is executed at 0:01 a.m. daily.
Using a batch file will do the trick. Copy the following ** to Notepad Modification (mainly your path) and save the file as vbs, then set this script to run automatically after spending. >>>More
Can it turn on normally after auto shutdown? If it can be turned on normally, then it belongs to the self-protection function of the system for you, because there is an automatic power-off protection function in the motherboard BIOS settings, that is, when the computer is overloaded or encounters other situations that damage the CPU or system, this information will be fed back to the motherboard chip in time and react, because the BIOS is set up with this protection function, so in order to protect the CPU from damage, the system will automatically power off. The CPU Marning Temperature item in the PC Health Status of the BIOS is the CPU alarm temperature setting. >>>More
Visually, your stored procedure needs to run at these moments: >>>More
First of all, you take a look at the external monitor,If there are also color stripes,That's the problem of the graphics card,If the external display doesn't have color stripes,It's only a problem with the screen and the screen line,If there are color stripes in theory,It's generally a problem with the screen line! (And the Toshiba M300 series seems to be guaranteed for two years, no need to rely on the invoice, just according to the factory date of the machine is OK)
To put it simply, it can be like this:
setb k1 ;K1 always works. >>>More