trying to fix markdown bug
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README.md
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README.md
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`io.Reader` instead of `*os.File`. Tailor these to the needs of the
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specific function or method. Examples:
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1. **`io.Reader`** instead of `*os.File`:
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- **`io.Reader`** instead of `*os.File`:
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- `io.Reader` is a common interface for reading data, which can be
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implemented by many types, including `*os.File`, `bytes.Buffer`,
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`strings.Reader`, and network connections like `net.Conn`.
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- `io.Reader` is a common interface for reading data, which can be
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implemented by many types, including `*os.File`, `bytes.Buffer`,
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`strings.Reader`, and network connections like `net.Conn`.
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2. **`io.Writer`** instead of `*os.File` or `*bytes.Buffer`:
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- **`io.Writer`** instead of `*os.File` or `*bytes.Buffer`:
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- `io.Writer` is used for writing data. It can be implemented by
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`*os.File`, `bytes.Buffer`, `net.Conn`, and more.
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- `io.Writer` is used for writing data. It can be implemented by
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`*os.File`, `bytes.Buffer`, `net.Conn`, and more.
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3. **`io.ReadWriter`** instead of `*os.File`:
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- **`io.ReadWriter`** instead of `*os.File`:
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- `io.ReadWriter` combines `io.Reader` and `io.Writer`. It is often
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used for types that can both read and write, such as `*os.File`
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and `net.Conn`.
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- `io.ReadWriter` combines `io.Reader` and `io.Writer`. It is often
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used for types that can both read and write, such as `*os.File`
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and `net.Conn`.
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4. **`io.Closer`** instead of `*os.File` or `*net.Conn`:
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- **`io.Closer`** instead of `*os.File` or `*net.Conn`:
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- `io.Closer` is used for types that need to be closed, including
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`*os.File`, `net.Conn`, and other resources that require cleanup.
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- `io.Closer` is used for types that need to be closed, including
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`*os.File`, `net.Conn`, and other resources that require cleanup.
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5. **`io.ReadCloser`** instead of `*os.File` or `http.Response.Body`:
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- **`io.ReadCloser`** instead of `*os.File` or `http.Response.Body`:
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- `io.ReadCloser` combines `io.Reader` and `io.Closer`, and is
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commonly used for types like `*os.File` and `http.Response.Body`.
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- `io.ReadCloser` combines `io.Reader` and `io.Closer`, and is
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commonly used for types like `*os.File` and `http.Response.Body`.
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6. **`io.WriteCloser`** instead of `*os.File` or `*gzip.Writer`:
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- **`io.WriteCloser`** instead of `*os.File` or `*gzip.Writer`:
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- `io.WriteCloser` combines `io.Writer` and `io.Closer`. It is used
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for types like `*os.File` and `gzip.Writer`.
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- `io.WriteCloser` combines `io.Writer` and `io.Closer`. It is used
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for types like `*os.File` and `gzip.Writer`.
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7. **`io.ReadWriteCloser`** instead of `*os.File` or `*net.TCPConn`:
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- **`io.ReadWriteCloser`** instead of `*os.File` or `*net.TCPConn`:
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- `io.ReadWriteCloser` combines `io.Reader`, `io.Writer`, and
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`io.Closer`. Examples include `*os.File` and `net.TCPConn`.
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- `io.ReadWriteCloser` combines `io.Reader`, `io.Writer`, and
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`io.Closer`. Examples include `*os.File` and `net.TCPConn`.
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8. **`fmt.Stringer`** instead of implementing a custom `String` method:
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- **`fmt.Stringer`** instead of implementing a custom `String` method:
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- `fmt.Stringer` is an interface for types that can convert
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themselves to a string. Any type that implements the `String()
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- `fmt.Stringer` is an interface for types that can convert
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themselves to a string. Any type that implements the `String()
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string` method satisfies this interface.
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string` method satisfies this interface.
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- **`error`** instead of custom error types:
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9. **`error`** instead of custom error types:
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- The `error` interface is used for representing errors. Instead of
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defining custom error types, you can use the `errors.New`
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function or the `fmt.Errorf` function to create errors.
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- The `error` interface is used for representing errors. Instead of
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defining custom error types, you can use the `errors.New`
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function or the `fmt.Errorf` function to create errors.
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- **`net.Conn`** instead of `*net.TCPConn` or `*net.UDPConn`:
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10. **`net.Conn`** instead of `*net.TCPConn` or `*net.UDPConn`:
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- `net.Conn` is a generic network connection interface that can be
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implemented by TCP, UDP, and other types of network connections.
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- `net.Conn` is a generic network connection interface that can be
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implemented by TCP, UDP, and other types of network connections.
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- **`http.Handler`** instead of custom HTTP handlers:
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11. **`http.Handler`** instead of custom HTTP handlers:
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- `http.Handler` is an interface for handling HTTP requests.
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Instead of creating custom handler types, you can use types that
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implement the `ServeHTTP(http.ResponseWriter, *http.Request)`
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method.
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- `http.Handler` is an interface for handling HTTP requests.
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Instead of creating custom handler types, you can use types that
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implement the `ServeHTTP(http.ResponseWriter, *http.Request)`
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method.
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- **`http.HandlerFunc`** instead of creating a new type:
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12. **`http.HandlerFunc`** instead of creating a new type:
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- `http.HandlerFunc` is a type that allows you to use functions as
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HTTP handlers by implementing the `http.Handler` interface.
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- `http.HandlerFunc` is a type that allows you to use functions as
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HTTP handlers by implementing the `http.Handler` interface.
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- **`encoding.BinaryMarshaler` and `encoding.BinaryUnmarshaler`**
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instead of custom marshal/unmarshal methods:
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13. **`encoding.BinaryMarshaler` and `encoding.BinaryUnmarshaler`**
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instead of custom marshal/unmarshal methods:
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- These interfaces are used for binary serialization and
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deserialization. Implementing these interfaces allows types to
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be encoded and decoded in a standard way.
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- These interfaces are used for binary serialization and
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deserialization. Implementing these interfaces allows types to
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be encoded and decoded in a standard way.
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- **`encoding.TextMarshaler` and `encoding.TextUnmarshaler`** instead
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of custom text marshal/unmarshal methods:
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14. **`encoding.TextMarshaler` and `encoding.TextUnmarshaler`** instead
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of custom text marshal/unmarshal methods:
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- These interfaces are used for text-based serialization and
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deserialization. They are useful for types that need to be
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represented as text.
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- These interfaces are used for text-based serialization and
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deserialization. They are useful for types that need to be
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represented as text.
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- **`sort.Interface`** instead of custom sorting logic:
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15. **`sort.Interface`** instead of custom sorting logic:
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- `sort.Interface` is an interface for sorting collections. By
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implementing the `Len`, `Less`, and `Swap` methods, you can sort
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any collection using the `sort.Sort` function.
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- `sort.Interface` is an interface for sorting collections. By
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implementing the `Len`, `Less`, and `Swap` methods, you can sort
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any collection using the `sort.Sort` function.
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16. **`flag.Value`** instead of custom flag parsing:
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- `flag.Value` is an interface for defining custom command-line
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flags. Implementing the `String` and `Set` methods allows you to
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use custom types with the `flag` package.
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- **`flag.Value`** instead of custom flag parsing:
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- `flag.Value` is an interface for defining custom command-line
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flags. Implementing the `String` and `Set` methods allows you to
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use custom types with the `flag` package.
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39. Avoid using `panic` in library code. Instead, return errors to allow
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the caller to handle them. Reserve `panic` for truly exceptional
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