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Is it faster to count down than it is to count up?
Our computer science teacher once said that for some reason it is more efficient to count down than to count up.
For example if you need to use a FOR loop and the loop index is not used somewhere (like printing a line of N * to the screen)
I mean that code like this:
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R object identification
I am often ending up with a function producing output for which I don't understand the output data type. I'm expecting a list and it ends up being a list of lists or a data frame or something else. What's a good method or workflow for figuring out the output data type when first using a function?
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How to send commands when opening a tmux session inside another tmux session?
A typical situation may be:
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How to specify a port number in SQL Server connection string?
I use the following connection string in SQL Server Management Studio. It failed to connect:
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Difference between repository and service?
What's the difference between a repository and a service? I don't seem to grasp it.
3 Answers
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bower automatically update bower.json
I run the following commands using bower 1.0.0:
1 Answer
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Java 8 Streams: multiple filters vs. complex condition
Sometimes you want to filter a Stream with more than one condition:
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How do I revert to a previous package in Anaconda?
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Are arrays in PHP copied as value or as reference to new variables, and when passed to functions?
1) When an array is passed as an argument to a method or function, is it passed by reference, or by value?
8 Answers
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Image loaded event in for ng-src in AngularJS
I have images looking like <img ng-src="dynamically inserted url"/> . When a single image is loaded, I need to apply iScroll refresh() method so that to make image scrollable.
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