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Check whether an array is a subset of another
...ec 2 '08 at 4:12
Cameron MacFarlandCameron MacFarland
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TSQL Pivot without aggregate function
...er that DBColumnName is metadata - you literally filter by "CustomerID = 1 AND DBColumnName = 'FirstName'". Of course, this breaks if you have multiple FirstName rows for a given CustomerID, but if you are creating your tables properly both CustomerID and DBColumnName are part of your primary key......
Memory management in Qt?
I'm quite new to Qt and am wondering on some basic stuff with memory management and the life of objects. When do I need to delete and/or destroy my objects? Is any of this handled automatically?
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Unit tests vs Functional tests
What is the difference between unit tests and functional tests? Can a unit test also test a function?
14 Answers
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mongo - couldn't connect to server 127.0.0.1:27017
I am coming from riak and redis where I never had an issue with this services starting, or to interact.
38 Answers
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Python “raise from” usage
What's the difference between raise and raise from in Python?
1 Answer
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How to remove an HTML element using Javascript?
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What's happening is that the form is getting submitted, and so the page is being refreshed (with its original content). You're handling the click event on a submit button.
If you want to remove the element and not submit the form, handle the submit event on the form instead, and ...
Method overloading in Objective-C?
...ring *)aString;
(the names of the two methods are "writeToFile:fromInt:" and "writeToFile:fromString:").
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Recursively remove files
Does anyone have a solution to remove those pesky ._ and .DS_Store files that one gets after moving files from a Mac to A Linux Server?
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What are the undocumented features and limitations of the Windows FINDSTR command?
The Windows FINDSTR command is horribly documented. There is very basic command line help available through FINDSTR /? , or HELP FINDSTR , but it is woefully inadequate. There is a wee bit more documentation online at https://docs.microsoft.com/en-us/windows-server/administration/windows-commands...