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Virtual/pure virtual explained
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From Wikipedia's Virtual function
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In object-oriented programming, in languages such as C++, and Object Pascal, a virtual function or virtual method is an inheritable and overridable function or method for which dynamic dispatch is facilitated. This concept is an ...
MySQL - UPDATE query based on SELECT Query
I need to check (from the same table) if there is an association between two events based on date-time.
11 Answers
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How to get the changes on a branch in Git
What is the best way to get a log of commits on a branch since the time it was branched from the current branch? My solution so far is:
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Escaping quotes and double quotes
...I see you're on v2 so I would suggest using a technique that Joel "Jaykul" Bennet blogged about a while ago.
Long story short: you just wrap your string with @' ... '@ :
Start-Process \\server\toto.exe @'
-batch=B -param="sort1;parmtxt='Security ID=1234'"
'@
(Mind that I assumed which quotes ar...
How to check Oracle database for long running queries
My application, which uses an Oracle database, is going slow or appears to have stopped completely.
8 Answers
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What does |= (single pipe equal) and &=(single ampersand equal) mean
In below lines:
3 Answers
3
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How to download a branch with git?
I have a project hosted on GitHub. I created a branch on one computer, then pushed my changes to GitHub with:
10 Answers
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What is the difference D3 datum vs. data?
Can someone please explain the difference between datum() and data() in D3.js? I see both being used and I am not sure why you should choose one over the other?
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Removing a list of characters in string
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If you're using python2 and your inputs are strings (not unicodes), the absolutely best method is str.translate:
>>> chars_to_remove = ['.', '!', '?']
>>> subj = 'A.B!C?'
>>> subj.translate(None, ''.join(chars_to_remove))
'ABC'
Otherwise, there are following options t...
disable maven download progress indication
In our company in the CI machines maven local repository is purged before every build. As result my build logs always have a bunch of noise like this
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