大约有 23,000 项符合查询结果（耗时：0.0391秒） [XML]
How to convert byte array to string and vice versa?
...really must use a String to hold binary data then the safest way is to use Base64 encoding.
share
|
improve this answer
|
follow
|
...
Convert UTF-8 encoded NSData to NSString
...a: Data {
return Data(utf8)
}
}
extension String {
var base64Decoded: Data? {
return Data(base64Encoded: self)
}
}
Playground
let string = "Hello World" // "Hello World"
let stringData = string.data ...
Asynchronously load images with jQuery
...here are actually two options to use AJAX style for this:
Solution 1
Use Base64 image data and a REST image service. If you have your own webservice, you can add a JSP/PHP REST script that offers images in Base64 encoding. Now how is that useful? I came across a cool new syntax for image encoding:...
Encrypt & Decrypt using PyCrypto AES 256
...ent of the key and secret phrase with 32 bytes and iv to 16 bytes:
import base64
import hashlib
from Crypto import Random
from Crypto.Cipher import AES
class AESCipher(object):
def __init__(self, key):
self.bs = AES.block_size
self.key = hashlib.sha256(key.encode()).digest()
...
Should I embed images as data/base64 in CSS or HTML
...e number requests on the server I have embedded some images (PNG & SVG) as BASE64 directly into the css. (Its automated in the build process)
...
Is there any JSON Web Token (JWT) example in C#?
...
Thanks everyone. I found a base implementation of a Json Web Token and expanded on it with the Google flavor. I still haven't gotten it completely worked out but it's 97% there. This project lost it's steam, so hopefully this will help someone else get...
Is embedding background image data into CSS as Base64 good or bad practice?
...on changing often if ever it is a fine solution.
as far as generating the base64 encoding:
http://b64.io/
http://www.motobit.com/util/base64-decoder-encoder.asp (upload)
http://www.greywyvern.com/code/php/binary2base64 (from link with little tutorials underneath)
...
Android encryption / decryption using AES [closed]
...ithHmacSHA1 derivation is used as it is more secured.
import android.util.Base64;
import java.security.NoSuchAlgorithmException;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
import javax.crypto.Cipher;
import javax.crypto.SecretKeyFactory;
import javax.cry...
Decoding and verifying JWT token using System.IdentityModel.Tokens.Jwt
...rity tokens.
The class has a ReadToken(String) method that will take your base64 encoded JWT string and returns a SecurityToken which represents the JWT.
The SecurityTokenHandler also has a ValidateToken(SecurityToken) method which takes your SecurityToken and creates a ReadOnlyCollection<Claim...
“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术
...工作中。可以是ANSI C++委员会，也可以是决定自己团队的编码风格到底采用2个空格的缩进还是4个。不论是哪一种，你都可以学到在这门语言中到底人们喜欢些什么，他们有多喜欢，甚至有可能稍微了解为什么他们会有这样的感...