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What is Turing Complete?

...complete. Most modern programming languages (e.g. Java, JavaScript, Perl, etc.) are all Turing complete because they each implement all the features required to run programs like addition, multiplication, if-else condition, return statements, ways to store/retrieve/erase data and so on. Update: Yo...
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Unicode, UTF, ASCII, ANSI format differences

..., you're wrong. (That's just my experience of people posting in newsgroups etc - outside mail, it's really not widely used at all.) UTF-32: Fixed width encoding using 4 bytes per code point. This isn't very efficient, but makes life easier outside the BMP. I have a .NET Utf32String class as part of ...
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How do I provide a username and password when running “git clone git@remote.git”?

...he @ is the username, and the authentication method (password, public key, etc.) is determined by ssh, not Git. Git has no way to pass a password to ssh, because ssh might not even use a password depending on the configuration of the remote server. Use ssh-agent to avoid typing passwords all the t...
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Python __call__ special method practical example

... some default built-in validators such as email validators, url validators etc., which broadly fall under the umbrella of RegEx validators. To implement these cleanly, Django resorts to callable classes (instead of functions). It implements default Regex Validation logic in a RegexValidator and then...
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How to escape a JSON string to have it in a URL?

...d to urldecode() data which comes in PHP $_POST or any other (GET, REQEST, etc.). Depending on what you do from here on, you might be opening yourself for a security issue (SQL injection, etc.) – Tit Petric Jul 27 '17 at 7:25 ...
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Difference between core and processor

...ory controller to talk to the memory, I/O controllers (display, PCIe, USB, etc..). In the past these elements were outside the CPU, in the complementary "chipset", but most modern design have integrated them into the CPU. In addition the CPU may have an integrated GPU, and pretty much everything el...
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Why do you program in assembly? [closed]

...CPU architecture and optimization. For example, things you know about the fetching mechanism, caching, etc. This is supposed to be transparent to the developer, but the fact is that it is not, that's why compiler writers can optimize. Certain hardware level accesses are only possible/practical via a...
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TCP loopback connection vs Unix Domain Socket performance

...trol, flow control, stream management (IP packet ordering, retransmission, etc) ). Unix domain sockets do not do any of the above because it was designed from the ground up to be ran locally, meaning no congestion issues, no speed differences between server/client requiring flow control, no dropped ...
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Is leaked memory freed up when the program exits?

... memory - as is the case with normal "flavors" of Windows, Linux, Solaris, etc. However it is important to note that in specialized environments such as various Real-Time Operating Systems the memory may not be freed when the program is terminated. ...
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Eventual consistency in plain English

...r about eventual consistency in different speeches about NoSQL, data grids etc. It seems that definition of eventual consistency varies in many sources (and maybe even depends on a concrete data storage). ...