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What is the 'override' keyword in C++ used for? [duplicate]
I am a beginner in C++. I have come across override keyword used in the header file that I am working on. May I know, what is real use of override , perhaps with an example would be easy to understand.
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Verify a certificate chain using openssl verify
I'm building a own certificate chain with following componenents:
7 Answers
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Commenting in a Bash script inside a multiline command
How can I comment on each line of the following lines from a script?
7 Answers
7
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Git Tag list, display commit sha1 hashes
so the git tag command lists the current git tags
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8
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MySQL, update multiple tables with one query
I have a function that updates three tables, but I use three queries to perform this. I wish to use a more convenient approach for good practice.
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Pandas index column title or name
How do I get the index column name in python pandas? Here's an example dataframe:
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How to use Swift @autoclosure
I noticed when writing an assert in Swift that the first value is typed as
6 Answers
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Clear a terminal screen for real
Using the clear command on the terminal only fools the user into thinking the screen has been cleared...you can still see output from the previous commands when you scroll using the mouse. This makes life difficult when you are drowning in a tsunami of text.
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What is the purpose of a plus symbol before a variable?
this really sounds like a simple question but I had no luck searching. what does the +d in
3 Answers
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Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
I'd like to have iOS to open URLs from my domain (e.g. http://martijnthe.nl ) with my app whenever the app is installed on the phone, and with Mobile Safari in case it is not.
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