There are several ways to make money on YouTube:

1. Advertising revenue: YouTube pays content creators a share of the advertising revenue generated by their videos. To earn money from ads, you need to have monetization enabled on your channel and your videos should comply with YouTube's Advertiser-Friendly Content Guidelines.

2. Sponsorships and Brand Deals: Brands and companies may approach you to sponsor your content or work with you on a brand deal. This can be a lucrative way to earn money, but it's important to ensure that any sponsored content aligns with your brand and values.

3. Affiliate marketing: You can promote products and services in your videos and earn a commission on any sales made through your unique referral link.

4. Merchandise sales: You can create and sell merchandise related to your channel, such as t-shirts, mugs, and other branded items.

5. Donations and fan funding: Your viewers can support you through donations and fan funding on platforms such as Patreon or YouTube's Super Chat feature during live streams.

Remember, building a successful YouTube channel takes time, effort, and dedication. It's important to consistently create high-quality content, engage with your audience, and promote your channel across social media and other platforms to grow your following and increase your earnings potential.

<?php
  $celsius = 25; // Change this value to the Celsius temperature you want to convert
  $fahrenheit = ($celsius * 9/5) + 32;
  echo $celsius."°C is equivalent to ".$fahrenheit."°F";
?>

In the above code, we first assign the Celsius temperature to the variable $celsius. We then apply the formula (C * 9/5) + 32 to convert Celsius to Fahrenheit and store the result in the variable $fahrenheit. Finally, we print the result using the echo statement.

You can replace the value 25 in the code with any other Celsius temperature you want to convert, and the code will calculate and display the equivalent Fahrenheit temperature.

<?php
  $fahrenheit = 72; // Change this value to the Fahrenheit temperature you want to convert
  $celsius = ($fahrenheit - 32) * (5/9);
  echo $fahrenheit."°F is equivalent to ".$celsius."°C";
?>

In the above code, we first assign the Fahrenheit temperature to the variable $fahrenheit. We then apply the formula (F - 32) * (5/9) to convert Fahrenheit to Celsius and store the result in the variable $celsius. Finally, we print the result using the echo statement.

You can replace the value 72 in the code with any other Fahrenheit temperature you want to convert, and the code will calculate and display the equivalent Celsius temperature.

There are many ways to catch catfish, but here are some general tips and techniques:

1. Choose the right location: Catfish can be found in lakes, rivers, and ponds, and they tend to congregate in areas with deep water, cover, and structure such as logs, rocks, or brush piles. Look for areas with slow-moving water and a muddy or sandy bottom.

2. Use the right gear: You will need a sturdy fishing rod and reel, heavy line (at least 15-pound test), a sinker, and a hook. A slip sinker rig is a popular choice for catfish, as it allows the bait to move more naturally in the water.

3. Use the right bait: Catfish are opportunistic feeders and will eat a variety of baits. Some popular choices include live or cut bait such as shad, bluegill, or worms, as well as stink baits, chicken liver, or hot dogs. It's a good idea to experiment with different baits to see what works best in your area.

4. Be patient: Catfish can be slow to bite, so it's important to be patient and wait for them to take the bait. You may need to wait several minutes or even hours before getting a bite.

5. Set the hook: When you feel a tug on the line, quickly reel in any slack and give the line a firm tug to set the hook. It's important to set the hook quickly and firmly to avoid the catfish spitting out the bait.

6. Handle with care: Catfish have sharp spines on their fins that can cause injury, so it's important to handle them carefully. Use gloves or a towel to hold the fish, and be sure to release it back into the water gently.

In terms of a good bait for catfish, as mentioned earlier, they will eat a variety of baits. Some popular choices include:

1. Live or cut bait: Shad, bluegill, sunfish, or minnows are all good choices.

2. Stink baits: These are commercially-made baits that have a strong odor to attract catfish.

3. Chicken liver or hot dogs: These are popular homemade baits that are cheap and effective.

Ultimately, the best bait for catfish will depend on your location and the specific conditions you're fishing in. It's a good idea to experiment with different baits to see what works best in your area.