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How do I fix my code?

Posted on by Arif Clayton

How do I fix my code?

10 Debugging Tips for Beginners: How to Troubleshoot and Fix Your Code Without Pulling Your Hair Out

  1. #1. Print things a lot.
  2. #2. Start with code that already works.
  3. #3. Run your code every time you make a small change.
  4. #4. Read the error message.
  5. #5. Google the error message.
  6. #6. Guess and Check.
  7. #7. Comment-out code.
  8. #8.

Why USSD code is not running?

Here are the steps to be followed: dial *#*#4636#*#* in the dialer>navigate to Phone Information>click on ‘Run Ping Test’>Once the ping test is performed>click on ‘Turn Off Radio’>now click on ‘Turn on IMS over SMS’. Finally, Reboot your phone. This must solve your issue.

What causes invalid MMI code?

There are several reasons why the “Connection problem or invalid mmi code” error message appears, the main reason can be because there is an issue with the carrier provider or problems with the SIM authentication on the smartphone.

What is the MMI code on my phone?

(Man Machine Interface code) A cellphone code that begins with a star/hash (*#) prefix. MMI codes are entered like telephone numbers to obtain a variety of information as well to enable and disable various actions. For example, entering *#06# on a GSM phone displays the model and serial number (see IMEI).

How do you debug properly?

7 Steps to Debug Efficiently and Effectively

  1. 1) Always Reproduce the Bug Before You Start Changing Code.
  2. 2) Understand Stack Traces.
  3. 3) Write a Test Case that Reproduces the Bug.
  4. 4) Know Your Error Codes.
  5. 5) Google! Bing! Duck! Duck! Go!
  6. 6) Pair Program Your Way Out of It.
  7. 7) Celebrate Your Fix.

How do you debug a problem?

Description: To debug a program, user has to start with a problem, isolate the source code of the problem, and then fix it. A user of a program must know how to fix the problem as knowledge about problem analysis is expected. When the bug is fixed, then the software is ready to use.

What happens if you dial *# 21?

*#21# – Displays call forwarding status.

What are the types of debug?

Debugging strategies

  • Incremental and bottom-up program development.
  • Instrument program to log information.
  • Instrument program with assertions.
  • Use debuggers.
  • Backtracking.
  • Binary search.
  • Problem simplification.
  • A scientific method: form hypotheses.

What are the 7 debug steps?

7 Steps to Debug Efficiently and Effectively

  • 1) Always Reproduce the Bug Before You Start Changing Code.
  • 2) Understand Stack Traces.
  • 3) Write a Test Case that Reproduces the Bug.
  • 4) Know Your Error Codes.
  • 5) Google! Bing! Duck! Duck! Go!
  • 6) Pair Program Your Way Out of It.
  • 7) Celebrate Your Fix.

How do you fix production issues?

7 steps to solve your operational problems

  1. Identify problems. Problems can show up as temporary setbacks, wasted efforts and/or interruptions in production.
  2. Describe the current situation.
  3. Take temporary countermeasures on the spot.
  4. Find the root cause.
  5. Propose solutions.
  6. Establish an action plan.
  7. Check results.

What should I do if I dont know how to fix my code?

If you’re not 100% sure how to fix something, be open to trying 2 or 3 things to see what happens. You should be running your code often (see #3), so you’ll get feedback quickly. Does this fix my error? No? Okay, let’s go back and try something else.

How to find stop codes and fix Windows 10 errors?

1 Restart Your Computer The first fix is the easiest and most obvious: restarting your computer. 2 Run SFC and CHKDSK SFC and CHKDSK are Windows system utilities you can use to fix a corrupt file system. 3 Update Windows 10

How to fix run time errors in Visual Studio?

Use code analysis. Code analyzers look for common code problems that can lead to run-time errors or problems in code management. Visual Studio includes a built-in set of .NET Compiler Platform analyzers that examine C# and Visual Basic code as you type. You can install additional analyzers as a Visual Studio extension, or as a NuGet package.

What’s the best way to troubleshoot a block of code?

Sometimes you may not be sure if a block of code is being run at all. A simple print “got here” is usually enough to see whether you have a mistake in your control flow like if-statements or for-loops. #2. Start with code that already works When in doubt, start with someone else’s existing code that already works.