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How to use OpenSSL to encrypt/decrypt files?
... enc -ciphername [-in filename] [-out filename] [-pass arg]
[-e] [-d] [-a/-base64] [-A] [-k password] [-kfile filename]
[-K key] [-iv IV] [-S salt] [-salt] [-nosalt] [-z] [-md] [-p] [-P]
[-bufsize number] [-nopad] [-debug] [-none] [-engine id]
Explanation of most useful parameters with regards t...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...”)、消息序列(如应用程序中状态机的实现)、实际数据的编码(图像如何被序列化，RGB？CMYK?)等等。
第3点表达了这样一个事实：即使存在两个非常相同的（例如两家公司里的）商务逻辑部署，它们仍然...
ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...”)、消息序列(如应用程序中状态机的实现)、实际数据的编码(图像如何被序列化，RGB？CMYK?)等等。
第3点表达了这样一个事实：即使存在两个非常相同的（例如两家公司里的）商务逻辑部署，它们仍然...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
I want to store a hashed password (using BCrypt) in a database. What would be a good type for this, and which would be the correct length? Are passwords hashed with BCrypt always of same length?
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Is gcc std::unordered_map implementation slow? If so - why?
...ng the code on GCC.
My answer is just to establish some kind of knowledge base to other answers.
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Is there a max array length limit in C++?
...ccess. The best way to store this data outside of an array is pretty much based on how you want to access it. If you need to access array members randomly, for most applications there tend to be ways of grouping clumps of data that tend to get accessed at the same time. For example, in large GIS ...
Retrieve list of tasks in a queue in Celery
...'re using Redis. To get the task counts:
redis-cli -h HOST -p PORT -n DATABASE_NUMBER llen QUEUE_NAME
But, prioritized tasks use a different key in redis, so the full picture is slightly more complicated. The full picture is that you need to query redis for every priority of task. In python (and ...
How do you calculate log base 2 in Java for integers?
I use the following function to calculate log base 2 for integers:
10 Answers
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What are the GCC default include directories?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How can I generate random alphanumeric strings?
...hen the call to .Next() will return the same value as Random() uses a time based seed.
– Dan Rigby
Sep 30 '13 at 18:16
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