Answer:
To change the background color, select the form in Visual Studio and locate the BackColor property in the Properties panel. There are a number of ways to specify a color. Color by name - Simply type in a color name into the BackColor value field (for example Red, Yellow, Cyan etc).
Explanation:
CodeHS is an interactive online learning platform offering computer science and programming instruction for schools and individual learners.
CodeHS is focused on spreading access to and knowledge of computer science by offering online instructional materials supported by remote tutors.
Explanation:
Downloading an image from a website on the internet.
- Right-click the image.
- Choose the command Save Picture As. The command might be different in browsers other than Internet Explorer.
- Use the Save Picture dialog box to find a location to save the picture. You can rename the picture as it's saved to your computer's storage system
- Click the Save button.
Download an image of Karel the dog from the URL
- Create a folder in your laptop
- Place your text file of images URL in the folder.
- cd to that folder.
- Use wget -i images.txt.
- You will find all your downloaded files in the folder.
How your computer finds the CodeHS server, requests information from the server, and receives it.
- When you enter an URL into the address bar of browser, browser will send the domain to a server call DNS to convert the domain into IP address.
- For example: google dot com will be convert into 113.171.253.224
- Next, the browser will send your request to that IP.
- All your sent data will be divided into packages, each package contains your IP address.
- That is the reason why server know who it will send the response.
Answer:
The solution code is written in Python:
- mystery_string = "Programming"
- output = ""
-
- for x in mystery_string:
- output += x
- print(output)
Explanation:
Firstly, create a variable mystery_string to hold a random string (Line 1).
Create an output variable to hold an output string (Line 2).
Create a for-loop to traverse the mystery_string character by character (Line 4). In the iteration, get a character from the mystery_string, and concatenate it with output string (Line 5). Print the output string (Line 6) before proceed to the next iteration.
Advantages of technology in agriculture include expediting crop production rate and crop quantity, which in turn reduces costs of production for farmers and food costs for consumers, and even makes crops more nutritious and livestock bigger and meatier.
The excessive use of chemicals by the help of machines reduces the fertility of the land.Lack of practical knowledge the farmers cant handle the machines properly.While the cost of maintenance is very high.Overuse of machines may lead to environmental damage.It is efficient but has many side effects and drawbacks.
