https://www.youtube.com/watch?v=AzG4gHvyE0U
What is Machine Learning? Machine learning is a field of computer science that uses statistical techniques to give computer systems the ability to
May 13
Machine Learning Bangla Course 1, Part 3 : Machine Learning Example
May 13
Sending data to Thingspeak server using ESP8266 wifi module (Part-5)
https://www.youtube.com/watch?v=FX_stCPhGHU
ESP8266 is the new WIFI platform for Internet Of Things (IoT). This module is unbelievably cheap & powerful. ESP modules are available from ESP-1 to ESP12 .
May 13
Importing the Dataset in Spyder IDE for Machine Learning (Part 5)
https://www.youtube.com/watch?v=P9GjtoYbHm0
This video is about importing dataset in Spyder IDE for machine learning. This dataset is a collection of data which are needed to training your machine learning …
May 13
Sending Temperature Data (Using LM35) to ThingSpeak Server using ESP8266 (Part 6)
https://www.youtube.com/watch?v=Zdj8N3izTOU
ESP8266 is the new WIFI platform for Internet Of Things (IoT). This module is unbelievably cheap & powerful. ESP modules are available from ESP-1 to ESP12 .
May 13
Machine Learning Bangla Course 1, Part 3 : Machine Learning Example
https://www.youtube.com/watch?v=AzG4gHvyE0U
What is Machine Learning? Machine learning is a field of computer science that uses statistical techniques to give computer systems the ability to
Apr 16
if-then এর ব্যবহার – শেল প্রোগ্রামিং-এ
#!/bin/sh
#count the number of files in current directory, and check if the number is equal to or greater than or less than 26
#NOF represents number of files
NOF=`ls -l | wc -l`
if [ $NOF -eq 26 ]
then
echo “No of files and directories is equal to 26”
fi
if [ $NOF -gt 26 ]
then
echo “No of files is greater than 26”
fi
if [ $NOF -lt 26 ]
then
echo “No of files is less than 26”
fi
exit
Apr 16
শেল প্রোগ্রামিং while লুপ এর উদাহরণ । একটি চার্ট প্রদর্শন করুন
Example Output
bash-3.2$ ./while-loop-example.sh
Enter your Number
10
10 * 1 = 10
10 * 2 = 20
10 * 3 = 30
10 * 4 = 40
10 * 5 = 50
10 * 6 = 60
10 * 7 = 70
10 * 8 = 80
10 * 9 = 90
10 * 10 = 100
The Code
#!/bin/ksh
#example : how to use while loop in shell programming
multiplication()
{
#clear
i=1
while (( i <= 10 ))
do
echo "$Y * $i = `expr $Y \* $i`"
(( i = i + 1 ))
done
}
echo "Enter your Number"
read X
case "$X" in
1)
Y=1
multiplication
;;
2)
Y=2
multiplication
;;
3)
Y=3
multiplication
;;
4)
Y=4
multiplication
;;
5)
Y=5
multiplication
;;
6)
Y=6
multiplication
;;
7)
Y=7
multiplication
;;
8)
Y=8
multiplication
;;
9)
Y=9
multiplication
;;
10)
Y=10
multiplication
;;
esac
exit
Apr 16
বৃহস্পতিবার এবং শুক্রবারে / etc ফোল্ডারে সমস্ত বিষয়বস্তু /export/home/shell/test/etc.tar তে tar হিসাবে backup করুন
#!/bin/ksh
# on every thursday and friday tar all contents of /etc folder into /export/home/shell/test/. On thursday only create a log file with the list of files
#in the tar file. On thursday untar /export/home/shell/test/etc.tar into vfstab . Then log vfstab exist or not information
DAY=`date +%a`
DATESTAMP=`date +%m-%d-%Y-%H:%M`
if [[ “$DAY” == Mon ]]
then
echo “Today is Monday”
elif [[ “$DAY” == Tue ]]
then
echo “Today is Tuesday”
elif [[ “$DAY” == Wed ]]
then
echo “Today is Wednesday”
elif [[ “$DAY” == Thu ]]
then
echo “Today is Thursday” >> /export/home/shell/test/log/backup-$DATESTAMP.log
cd /etc
tar cvf /export/home/shell/test/etc.tar * >> /export/home/shell/test/log/backup-$DATESTAMP.log
cd /export/home/shell/test
tar xvf etc.tar vfstab
if [[ -f vfstab ]]
then
echo “file vfstab exist” >> /export/home/shell/test/log/backup-$DATESTAMP.log
else
echo “file vfstab does not exist” >> /export/home/shell/test/log/backup-$DATESTAMP.log
fi
elif [[ “$DAY” == Fri ]]
then
echo “Today is Friday”
cd /etc
tar cvf /export/home/shell/test/etc.tar *
elif [[ “$DAY” == Sat ]]
then
echo “Today is Saturday”
else
echo “Today is Sunday”
fi
exit
Apr 16
শেল প্রোগ্রামিং এ if-then-else এর উদাহরণ
#!/bin/sh
#If then else example
#if elif else
NOF=5
if [ $NOF -eq 27 ]
then
echo “No of files and directories = 27”
elif [ $NOF -gt 27 ]
then
echo “No of files are dir are greator than 27”
else
echo “No of files and directories are less than 27”
fi
exit
