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What's the difference between a proxy server and a reverse proxy server? [closed]
...ecting themselves.
Employees at a large company have been wasting too much time on facebook.com, so management wants access blocked during business hours.
A local elementary school disallows internet access to the playboy.com website.
A government is unable to control the publishing of news, so it c...
What does java.lang.Thread.interrupt() do?
...this situation. It does not automatically terminate the thread.
It is sometimes used in combination with a termination flag. When interrupted, the thread could check this flag, and then shut itself down. But again, this is just a convention.
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Using openssl to get the certificate from a server
...-liner to extract the certificate from a remote server in PEM format, this time using sed:
openssl s_client -connect www.google.com:443 2>/dev/null </dev/null | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p'
s...
Check if an element is present in an array [duplicate]
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@PrithiviRaj It would be linear time, so performance impact would be directly proportional to the size of the array.
– Alister
Jan 23 '18 at 19:58
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Please explain the exec() function and its family
... with a file block or an entire file.
Process resource utilisation and CPU time consumed is set to zero for the child.
The child also doesn’t inherit timers from the parent.
But what about the child memory? Is a new address space created for a child?
The answers in no. After the fork(), both pa...
Batch Renaming of Files in a Directory
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Wasted way too much time today trying to figure out why my "rename" command wasn't working - should've came here first! Great Pythonic one-liner!
– Devin
Jan 6 '15 at 18:41
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Substitute multiple whitespace with single whitespace in Python [duplicate]
...r knew split with no arguments worked like this. This is also much faster, timeit.py gives me around 0.74usec for this, versus 5.75usec for regular expressions.
– Roman
Jan 16 '10 at 16:00
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String, StringBuffer, and StringBuilder
Please tell me a real time situation to compare String , StringBuffer , and StringBuilder ?
11 Answers
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What are the differences between Rust's `String` and `str`?
...string data (like passing strings to other threads, or building them at runtime), and use &str if you only need a view of a string.
This is identical to the relationship between a vector Vec<T> and a slice &[T], and is similar to the relationship between by-value T and by-reference &am...
How to check if a String contains any of some strings
...xes are overkill for this? If the regex is compiled once and used multiple times, and you have strings with only c in them or c near the beginning and a, b near the end, the regex would be far more efficient.
– bruceboughton
Aug 19 '10 at 8:55
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