007 Check Sub-string - JavaScript, Typescript, Python, Go & Rust

Muslim Helalee • May 20, 2025

Muslim Helalee

About

Hi Everyone I am a Full-Stack Web developer and I create courses on the topics of HTML, CSS, JavaScript, React JS, Next.js and Python. My goal is to simplify the process of becoming a web developer for everyone. I create high standard premium courses on Udemy and I am bringing the same standards to YouTube for free. Subscribe today to get your web development journey started and learn programming skills that will last a lifetime. Much Love Muslim Helalee Full-Stack Web Developer & Instructor

007 Check Sub-string - JavaScript, Typescript, Python, Go & Rust

Muslim Helalee

About

Latest Posts

Build a GraphQL API from Scratch with Apollo & MongoDB

You May Also Like

Coding Essentials for Developers

10.1 Inch Touch Portable Monitor IPS Screen 1366x768P 60Hz 400 Brightness 99% sRGB HDMI USB-C Monitors Switch for Xbox PS3/4/5 Laptop Compatible with Raspberry Pi, Mini Touch Screen

ELECROW 8 Inch Portable Monitor, 1280x800 Mini HD Display with Built-in Speakers, USB Powered, Non-Touch LCD Screen for Raspberry Pi, PC, Laptop, Jetson Nano, Game Consoles

7 Inch Portable Monitor Touchscreen HD 1024x600 LED Display Dual HDMI Port Small Monitor for PC Raspberry Pi Laptop Computer Xbox PS4/5 Switch Built-in Speakers

BrosTrend 1800Mbps WiFi 6 Linux WiFi Adapter for PC and Raspberry Pi 2+, Long Range USB WiFi Dongle Linux for Ubuntu, Mint, Debian, Kubuntu, Lubuntu, Zorin, Windows 11/10, Dual Band Wireless Antenna

Freenove Ultimate Starter Kit for BBC micro bit (V2 Included), 316-Page Detailed Tutorial, 225 Items, 44 Projects, Blocks and Python Code

Logitech M185 Wireless Mouse, 2.4GHz with USB Mini Receiver, 12-Month Battery Life, 1000 DPI Optical Tracking, Ambidextrous, Compatible with PC, Mac, Laptop - Black

Logitech G203 Wired Gaming Mouse, 8,000 DPI, Rainbow Optical Effect LIGHTSYNC RGB, 6 Programmable Buttons, On-Board Memory, Screen Mapping, PC/Mac Computer and Laptop Compatible - Black

Logitech G305 LIGHTSPEED Wireless Gaming Mouse, Hero 12K Sensor, 12,000 DPI, Lightweight, 6 Programmable Buttons, 250h Battery Life, On-Board Memory, PC/Mac - Black

Logitech G502 HERO High Performance Wired Gaming Mouse, HERO 25K Sensor, 25,600 DPI, RGB, Adjustable Weights, 11 Programmable Buttons, On-Board Memory, PC / Mac, Black

Dell UltraSharp 24 Monitor - U2424H

Dell UltraSharp U2723QE 27&quot; 4K UHD WLED LCD Monitor - 16:9 - Black, Silver EPEAT

Dell UltraSharp U2725QE 27&#x27; 4K Thunderbolt-Hub-Monitor mit Bildwiederholfrequenz Von 120Hz

TP-Link USB WiFi Adapter for PC(TL-WN725N), N150 Wireless Network Adapter for Desktop - Nano Size WiFi Dongle for Windows 11/10/7/8/8.1/XP/ Mac OS 10.9-10.15 Linux Kernel 2.6.18-4.4.3, 2.4GHz Only

TP-Link AC1300 USB WiFi Adapter (Archer T3U) - 2.4G/5G Dual Band Wireless Network Adapter for PC Desktop, MU-MIMO WiFi Dongle, USB 3.0, Supports Windows 11/10/8.1/8/7/XP, Mac OS 10.9-10.14

TP-Link AC1300 High Gain WiFi USB Adapter (Archer T4U)- Dual Band Wireless Network Adapter for Desktop with 2.4GHz/5GHz High Gain Antennas, MU-MIMO, Support Windows 10/8.1/8/7/XP, Mac OS

TP-Link Mini - AC600 USB 2.0 Wifi Adapter (Archer T2U Nano) - 2.4G/5G Dual Band Wireless Network Adapter for PC Desktop, Mini Travel Size, Supports Windows 11/10/8.1/8/7/XP, Mac OS 10.9-10.15

Environet Hydroponic Growing Kit, Self-Watering Mason Jar Herb Garden Starter Kit Indoor, Windowsill Herb Garden, Grow Your Own Herbs from Organic Seeds (Basil)

Herb Garden Planter Indoor Kit 21Pcs Kitchen Herb Garden Starter Kit Growing Kit Including Wooden Box Burlap Pots Soil Discs Gardening Tools Unique Easter Birthday Christmas Gift Ideas for Women Mom

Bonsai Starter Kit – 1x Bonsai Tree | Complete Indoor Starter Kit for Growing Plants with Bonsai Seeds, Tools &amp; Planters – Gardening Gifts for Women &amp; Men

Freenove Ultimate Starter Kit for BBC micro bit (V2 Included), 316-Page Detailed Tutorial, 225 Items, 44 Projects, Blocks and Python Code

Intel NUC 13 Pro Mini PC, NUC13ANKI7 Intel Core i7-1360P (12C/16T &amp; Up to 5.0GHz), 32GB 3200Mhz DDR4 RAM &amp; 1TB PCIe 4.0 NVMe SSD, Support 8K/HDR/WiFi6E/BT5.3/Windows 11 Pro/Office/Business

GEEKOM IT13 2025 Mini PC 2025 Edition with 13th Gen Intel i9-13900HK, NUC 13 Mini Computers(14C/20T), 32GB RAM&amp;1T M.2 2280 NVMe Gen4*4 SSD, Windows 11 Pro/Wi-Fi 6E/Bluetooth 5.2/USB 4.0/2.5G LAN

Samsung 990 EVO Plus - 4TB PCIe Gen4. X4, Gen5. X2 NVMe 2.0 - M.2 Internal SSD, Speed Up to 7,250 MBs, Upgrade Storage for PC-Laptops, HMB Technology and Intelligent Turbowrite (MZ-V9S4T0B/AM)

SAMSUNG 990 PRO SSD 4TB PCIe Gen4 NVMe M.2 Internal Solid State Hard Drive, Up to 7,450MB/s, Heat Control, Direct Storage and Memory Expansion, MZ-V9P4T0B/AM [Canada Version]

Samsung 9100 PRO Series - 4TB PCIe 5.0 x4, NVMe 2.0, M.2 Internal SSD, Up to 14,800MB/s, Fast Speed, Thermal Contorl, MZ-VAP4T0B/AM [Canada Version]

SAMSUNG 870 EVO SATA SSD 500GB 2.5” Internal Solid State Drive, Upgrade PC or Laptop Memory and Storage for IT Pros, Creators, Everyday Users, MZ-77E500B/AM [Canada Version]

NEW SteelSeries Arctis Nova 3 Multi-Platform Gaming Headset - Signature Arctis Sound - ClearCast Gen 2 Mic - PC, PS5/PS4, Xbox Series X|S, Switch, Mobile

New SteelSeries Arctis Nova Pro for Xbox Multi-System Gaming Headset - Premium Hi-Fi Drivers - Hi-Res Audio - 360° Spatial - GameDAC Gen 2 - Quad-DAC - ClearCast Gen 2 Mic - Xbox, PC, PS5/PS4, Switch

Dell 24 Monitor - SE2425HM - 23.8-inch Full HD (1920x1080) 16:9 100Hz Display, IPS Panel, 16.70 Million Colors, Anti-Glare, 1 HDMI / 1 VGA Port, TÜV Rheinland 3-Star*, Comfortview Plus - Black

Dell S2425HS Monitor - 23.8 Inch, FHD (1920x1080) Display, 100Hz Refresh Rate 1500:1 Contrast Ratio, TÜV Rheinland Eye Comfort 4 Star, Integrated 2x5W Speaker, Height/Tilt/Swivel/Pivot - Ash White

USB C Docking Station Dual Monitor for Dell Hp,15-in-1 Laptop Docking Station 3 Monitors USB C Hub with Dual 4K HDMI,8K DP,Button,PD Charging,Ethernet,6 USB A&amp;C,SD/TF, Audio USB-C Multiport Adapter

Dell 24 Monitor - P2425H EPEAT

Loading...

Dell UltraSharp U2723QE 27" 4K UHD WLED LCD Monitor - 16:9 - Black, Silver EPEAT

Dell UltraSharp U2725QE 27' 4K Thunderbolt-Hub-Monitor mit Bildwiederholfrequenz Von 120Hz

Bonsai Starter Kit – 1x Bonsai Tree | Complete Indoor Starter Kit for Growing Plants with Bonsai Seeds, Tools & Planters – Gardening Gifts for Women & Men

Intel NUC 13 Pro Mini PC, NUC13ANKI7 Intel Core i7-1360P (12C/16T & Up to 5.0GHz), 32GB 3200Mhz DDR4 RAM & 1TB PCIe 4.0 NVMe SSD, Support 8K/HDR/WiFi6E/BT5.3/Windows 11 Pro/Office/Business

GEEKOM IT13 2025 Mini PC 2025 Edition with 13th Gen Intel i9-13900HK, NUC 13 Mini Computers(14C/20T), 32GB RAM&1T M.2 2280 NVMe Gen4*4 SSD, Windows 11 Pro/Wi-Fi 6E/Bluetooth 5.2/USB 4.0/2.5G LAN

USB C Docking Station Dual Monitor for Dell Hp,15-in-1 Laptop Docking Station 3 Monitors USB C Hub with Dual 4K HDMI,8K DP,Button,PD Charging,Ethernet,6 USB A&C,SD/TF, Audio USB-C Multiport Adapter