我正在尝试将图像转换为 base64,并尝试使用 C# 将其上传到 AWS S3。我不断收到远程服务器未找到异常。但我可以以编程方式登录并列出我拥有的存储桶。您能确定出什么问题了吗?
static void Main(string[] args)
{
string configaccess = ConfigurationManager.AppSettings["AWSAccesskey"];
string configsecret = ConfigurationManager.AppSettings["AWSSecretkey"];
var s3Client = new AmazonS3Client(
configaccess,
configsecret,
RegionEndpoint.USEast1
);
Byte[] bArray = File.ReadAllBytes("path/foo.jpg");
String base64String = Convert.ToBase64String(bArray);
try
{
byte[] bytes = Convert.FromBase64String(base64String);
using (s3Client)
{
var request = new PutObjectRequest
{
BucketName = "bucketName",
CannedACL = S3CannedACL.PublicRead,
Key = string.Format("bucketName/{0}", "foo.jpg")
};
using (var ms = new MemoryStream(bytes))
{
request.InputStream = ms;
s3Client.PutObject(request);
}
}
}
catch (Exception ex)
{ …Run Code Online (Sandbox Code Playgroud) prefs =
{
's1': ["a", "b", "c", "d", "e"],
's2': ["c", "d", "e", "a", "b"],
's3': ["a", "b", "c", "d", "e"],
's4': ["c", "d", "e", "b", "e"]
}
Run Code Online (Sandbox Code Playgroud)
我有一个字典,我想比较每个键的值(类型:列表),看它们是否按顺序存在.所以基本上我试图遍历每个键值对,并将类型列表的值与下一个值进行比较,以查看该列表中的元素是否与该特定顺序匹配.如果我们找到匹配项,我想返回一个匹配列表.
例如:s1值是一个包含元素"a","b","c","d","e"的列表,所以我想用相同顺序的元素检查其他值.因此,在这种情况下,将返回键s3,因为值与相同的确切顺序匹配.s1 value = s3值,因为列表中的元素以相同的顺序匹配.返回列表将类似于[s1:s3],并且应返回多个匹配项.