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How to correct TypeError: Unicode-objects must be encoded before hashing?
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The error already says what you have to do. MD5 operates on bytes, so you have to encode Unicode string into bytes, e.g. with line.encode('utf-8').
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How do you use bcrypt for hashing passwords in PHP?
Every now and then I hear the advice "Use bcrypt for storing passwords in PHP, bcrypt rules".
11 Answers
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namespaces for enum types - best practices
... a class you can:
prohibit (sadly, not compile-time) C++ from allowing a cast from invalid value,
set a (non-zero) default for newly-created enums,
add further methods, like for returning a string representation of a choice.
Just note that you need to declare operator enum_type() so that C++ wou...
Storing SHA1 hash values in MySQL
...d just waste an additional byte for the length of the fixed-length field.
And I also wouldn’t store the value the SHA1 is returning. Because it uses just 4 bit per character and thus would need 160/4 = 40 characters. But if you use 8 bit per character, you would only need a 160/8 = 20 character l...
大家在搜什么：搜索需求成品专题（附 .aia 源码，持续更新） · App Inventor 2 中文网
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ClientSocketAI2Ext aix格式下载、app inventor 官方插件下载、App Inventor 2 CRC
拓展下载（aix）
appinventor中的jsonobjectenco…、app inventor2.0 json、INVENTOR2通过百度云订阅接收JSON 格式数据…
JSON 解析
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Greenlet Vs. Threads
I am new to gevents and greenlets. I found some good documentation on how to work with them, but none gave me justification on how and when I should use greenlets!
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Hash String via SHA-256 in Java
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import java.security.NoSuchAlgorithmException;
import java.nio.charset.StandardCharsets;
import java.math.BigInteger;
public class CryptoHash {
public static void main(String[] args) throws NoSuchAlgorithmException {
MessageDigest md = MessageDigest.getInstance("SHA-256");
String text =...
Send attachments with PHP Mail()?
...cript from here: http://github.com/PHPMailer/PHPMailer
Extract the archive and copy the script's folder to a convenient place in your project.
Include the main script file -- require_once('path/to/file/class.phpmailer.php');
Now, sending emails with attachments goes from being insanely difficult t...
海量数据相似度计算之simhash和海明距离 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...实不是这样的，传统hash函数解决的是生成唯一值，比如 md5、hashmap等。md5是用于生成唯一签名串，只要稍微多加一个字符md5的两个数字看起来相差甚远；hashmap也是用于键值对查找，便于快速插入和查找的数据结构。不过我们主...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
I'm talking about an action game with no upper score limit and no way to verify the score on the server by replaying moves etc.
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