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Shell/Bash 2021-08-31 16:10:01
bash how to remove the first n lines of a file
# Example usage (3 options): tail -n +43 input_file # Print from the 43rd line on sed 1,42d input_file # Print from the 43rd line on sed -i 1,42d input_file # Remove the first 42 lines in place (meaning # that the file is changed without having to print... Add solution -
Shell/Bash 2021-08-30 22:34:02
Sorry, I don't know how to bootstrap Certbot on your operating system!
I was having trouble with this as well since Amazon Linux 2 doesn't have epel-release in its repositories, but I've found you can install the EPEL RPM package itself, and then you'll be able to install certbot or certbot-nginx from there. Download the RP... Add solution -
Shell/Bash 2021-08-30 16:10:02
how to install composer macos
Open a terminal and navigate to your user directory, ie cd /User/<USER_NAME>/ Run this command shown below to download Composer. This will create a Phar (PHP Archive) file called composer.phar: curl -sS https://getcomposer.org/installer | php Now ... Add solution -
Other 2021-08-28 20:08:02
youtube mp3 convertor without ads
You can use WebTools, it's an addons that gather the most useful and basic tools such as a synonyma youtube convertor, dictionary, a dictionary, a translator, a speedtest and many others (there are ten of them). You can access them in two clics, withou... Add solution -
Other 2021-08-28 17:22:01
method overloading in framework
Method overloading is providing two separate methods in a class with the same name but different arguments, while the method return type may or may not be different, which allows us to reuse the same method name. In my framework== I use implicit wait i... Add solution -
SQL 2021-08-28 06:51:01
insert overwrite table in mysql in nifi
with partition_list as(select order_date, count(distinct input__file__name) cnt from ordersgroup by order_date having cnt > 5)insert overwrite table orders partition (order_date)select * from orderswhere order_date in (select order_date from partitio... Add solution -
Shell/Bash 2021-08-28 04:32:02
how to delete large folders in windows super fast
The two commands that users require are Del, for deleting files, and Rmdir, for removing directories. 1. Tap on the Windows-key, type cmd.exe and select the result to load the command prompt. 2. Navigate to the folder that you want to delete (with all i... Add solution -
SQL 2021-08-27 06:04:02
what is having clause
HAVING clause in SQL is used to filter records in combination with the GROUP BY clause. It is different from WHERE, since WHERE clause cannot filter aggregated records. HAVING is a column operation. Select department_id, Min (Salary) From Employees Gro... Add solution