And the next sections assume you already read it, and assume that you know those main ideas.

## External Courses

Although the [Tutorial - User Guide](../tutorial/index.md){.internal-link target=_blank} and this **Advanced User Guide** are written as a guided tutorial (like a book) and should be enough for you to **learn FastAPI**, you might want to complement it with additional courses.

/*
 * Copyright 2022 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

/*
 * Copyright 2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

/*
 * Copyright 2020 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

        int start = bufferIndex;

        if ( this.getSubCommand() == SmbComTransaction.TRANS2_FIND_FIRST2 ) {
            this.sid = SMBUtil.readInt2(buffer, bufferIndex);
            bufferIndex += 2;
        }
        this.setNumEntries(SMBUtil.readInt2(buffer, bufferIndex));
        bufferIndex += 2;
        this.isEndOfSearch = ( buffer[ bufferIndex ] & 0x01 ) == 0x01 ? true : false;

        return new Smb2QueryInfoResponse(tc.getConfig(), this.infoType, this.fileInfoClass);
    }


    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.CommonServerMessageBlockRequest#size()
     */
    @Override
    public int size () {
        int size = Smb2Constants.SMB2_HEADER_LENGTH + 40;
        if ( this.inputBuffer != null ) {
            size += this.inputBuffer.size();
        }

            ArtifactHandler artifactHandler,
            boolean optional) {
        this.groupId = groupId;

        this.artifactId = artifactId;

        this.versionRange = versionRange;

        selectVersionFromNewRangeIfAvailable();

        this.artifactHandler = artifactHandler;

        this.scope = scope;

        this.type = type;

        if (classifier == null) {

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

        super(config, SMB2_READ);
        this.fileId = fileId;
        this.outputBuffer = outputBuffer;
        this.outputBufferOffset = outputBufferOffset;
    }


    @Override
    protected Smb2ReadResponse createResponse ( CIFSContext tc, ServerMessageBlock2Request<Smb2ReadResponse> req ) {
        return new Smb2ReadResponse(tc.getConfig(), this.outputBuffer, this.outputBufferOffset);
    }


    /**

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful