import sqlite3 conector = sqlite3.connect(“database.db”) cursor = conector.cursor() string = “Some interesting stuff” cursor.execute(“SELECT * FROM table WHERE item = ?”, [string]) Here is what the above code is Doing: 1. Connect to the database. 2. Create a cursor object. 3. Create a string variable. 4. Execute a query that uses the string variable. The…
var text = ‘helloThereMister’; var result = text.replace( /([A-Z])/g, ” $1″ ); var finalResult = result.charAt(0).toUpperCase() + result.slice(1); console.log(finalResult); Here is what the above code is Doing: 1. We’re using the replace() method to replace all capital letters with a space and the capital letter. 2. We’re using the charAt() method to get the first…
npm install -g loopback-cli Here is what the above code is Doing: 1. We’re installing the loopback-cli package globally. 2. We’re using the -g flag to tell npm to install the package globally.
#!/bin/sh for x in `ls` do if [ ! -f $x ]; then continue fi lc=`echo $x | tr ‘[A-Z]’ ‘[a-z]’` if [ $lc != $x ]; then mv -i $x $lc fi done Here is what the above code is Doing: 1. It’s looping through all the files in the current directory. 2. It’s…
pip install oauthlib Here is what the above code is Doing: 1. Importing the necessary libraries 2. Setting up the credentials for the Twitter API 3. Setting up the authentication for the Twitter API 4. Setting up the API endpoint 5. Setting up the parameters for the API call 6. Making the API call 7….
var myVar = $(“#start”).find(‘.myClass’).val(); Here is what the above code is Doing: 1. Find the element with the id of start 2. Find all the elements with the class of myClass 3. Get the value of the first element with the class of myClass
find . -name ‘*.php’ | xargs wc -l Here is what the above code is Doing: 1. find . -name ‘*.php’ – find all files in the current directory (.) that end with .php 2. xargs wc -l – pass the output of the previous command to the wc command – wc -l counts the…
declare var $:any; Here is what the above code is Doing: 1. We are importing the Component decorator from the @angular/core library. 2. We are importing the OnInit interface from the @angular/core library. 3. We are importing the Router service from the @angular/router library. 4. We are importing the AuthenticationService service from the ./authentication.service.ts file….
sudo apt autoremove sudo apt remove apache2 sudo apt-get purge apache2 apache2-utils apache2-bin apache2.2-common Here is what the above code is Doing: 1. Update the package list 2. Upgrade the packages 3. Remove the Apache2 package 4. Purge the Apache2 package