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The Go Workshop

You're reading from   The Go Workshop Learn to write clean, efficient code and build high-performance applications with Go

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Product type Paperback
Published in Dec 2019
Publisher Packt
ISBN-13 9781838647940
Length 824 pages
Edition 1st Edition
Languages
Tools
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Authors (6):
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Sam Hennessy Sam Hennessy
Author Profile Icon Sam Hennessy
Sam Hennessy
Andrew Hayes Andrew Hayes
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Andrew Hayes
Gobin Sougrakpam Gobin Sougrakpam
Author Profile Icon Gobin Sougrakpam
Gobin Sougrakpam
Jeremy Leasor Jeremy Leasor
Author Profile Icon Jeremy Leasor
Jeremy Leasor
Delio D'Anna Delio D'Anna
Author Profile Icon Delio D'Anna
Delio D'Anna
Dániel Szabó Dániel Szabó
Author Profile Icon Dániel Szabó
Dániel Szabó
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Toc

Table of Contents (21) Chapters Close

Preface 1. Variables and Operators FREE CHAPTER 2. Logic and Loops 3. Core Types 4. Complex Types 5. Functions 6. Errors 7. Interfaces 8. Packages 9. Basic Debugging 10. About Time 11. Encoding and Decoding (JSON) 12. Files and Systems 13. SQL and Databases 14. Using the Go HTTP Client 15. HTTP Servers 16. Concurrent Work 17. Using Go Tools 18. Security 19. Special Features Appendix

Error Handling Using Other Programming Languages

New programmers to Go who have a background in other programming languages will initially find Go's methodology for dealing with errors a bit odd. Go does not handle errors in the same fashion as other languages, such as Java, Python, C#, and Ruby. Those languages perform exception handling.

The following code snippets are some examples of how other languages handle errors by performing exception handling:

//java
try {
  // code
}catch (exception e){
  // block of code to handle the error
}
//python
try:
  //code
except:
  //code
else:
  try:
  // code
  except:
  // code
finally:
  //code

Typically, exceptions, if not handled, will crash your application. In most cases, exception handling tends to be implicit checking versus Go's explicit checking for errors returned by its functions. In the exception handling paradigm, anything...

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