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How to use OpenSSL to encrypt/decrypt files?
...ecurity Warning: AES-256-CBC does not provide authenticated encryption and is vulnerable to padding oracle attacks. You should use something like age instead.
Encrypt:
openssl aes-256-cbc -a -salt -in secrets.txt -out secrets.txt.enc
Decrypt:
openssl aes-256-cbc -d -a -in secrets.txt.enc -out ...
Is passing 'this' in a method call accepted practice in java
Is it good/bad/acceptable practice to pass the current object in a method call. As in:
10 Answers
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Is there hard evidence of the ROI of unit testing?
...should spend any time really learning it unless I can convince others that is has significant value. I have to convince the other programmers and, more importantly, the bean-counters in management, that all the extra time spent learning the testing framework, writing tests, keeping them updated, et...
map vs. hash_map in C++
... have a question with hash_map and map in C++. I understand that map is in STL, but hash_map is not a standard. What's the difference between the two?
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Do I cast the result of malloc?
In this question , someone suggested in a comment that I should not cast the result of malloc , i.e.
29 Answers
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What is the difference between HashSet and List?
Can you explain what is the difference between HashSet<T> and List<T> in .NET?
8 Answers
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When should one use a spinlock instead of mutex?
... a thread tries to lock a mutex and it does not succeed, because the mutex is already locked, it will go to sleep, immediately allowing another thread to run. It will continue to sleep until being woken up, which will be the case once the mutex is being unlocked by whatever thread was holding the lo...
Is AsyncTask really conceptually flawed or am I just missing something?
I have investigated this problem for months now, came up with different solutions to it, which I am not happy with since they are all massive hacks. I still cannot believe that a class that flawed in design made it into the framework and no-one is talking about it, so I guess I just must be missing ...
Why prefer two's complement over sign-and-magnitude for signed numbers?
... there's a reason why in order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
18 Answ...
How does libuv compare to Boost/ASIO?
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Scope
Boost.Asio is a C++ library that started with a focus on networking, but its asynchronous I/O capabilities have been extended to other resources. Additionally, with Boost.Asio being part of the Boost libraries, its scope is slightly na...