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How to detect a Christmas Tree? [closed]

... can be broken down into about 3 steps. First I apply a threshold (or actually, the logical "or" of two separate and distinct thresholds). As with many of the other answers, I assumed that the Christmas tree would be one of the brighter objects in the scene, so the first threshold is just a simple...
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What does DIM stand for in Visual Basic and BASIC?

...arrays. DIM — (short for dimension) define the size of arrays Ref: http://en.wikipedia.org/wiki/Dartmouth_BASIC A part of the original BASIC compiler source code, where it would jump when finding a DIM command, in which you can clearly see the original intention for the keyword: DIM LDA...
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How to create standard Borderless buttons (like in the design guideline mentioned)?

...our Button tag: style="?android:attr/borderlessButtonStyle" source: http://developer.android.com/guide/topics/ui/controls/button.html#Borderless Then you can add dividers as in Karl's answer. share | ...
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Make the current commit the only (initial) commit in a Git repository?

...e using submodules, you should use e.g. interactive rebase Step 1: remove all history (Make sure you have backup, this cannot be reverted) cat .git/config # note <github-uri> rm -rf .git Step 2: reconstruct the Git repo with only the current content git init git add . git commit -m "Init...
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How to detect if app is being built for device or simulator in Swift

... ... #endif After Swift 4.1 version Latest use, now directly for all in one condition for all types of simulators need to apply only one condition - #if targetEnvironment(simulator) // your simulator code #else // your real device code #endif For more clarification, you can check S...
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Navigation in django

... I like this idea a lot, especially for flexibility, but it comes with the less-DRY trade-off. I did start using this in a site though. – anonymous coward Sep 22 '09 at 14:47 ...
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Execute code when Django starts ONCE only?

... entirely a separate problem. The idea of special one-time startup before all management commands is hard to understand. You'll have to provide something specific. Perhaps in another question. – S.Lott Feb 13 '12 at 12:49 ...
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What is lexical scope?

... I understand them through examples. :) First, lexical scope (also called static scope), in C-like syntax: void fun() { int x = 5; void fun2() { printf("%d", x); } } Every inner level can access its outer levels. There is another way, called dynamic scope used by ...
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Looping through localStorage in HTML5 and JavaScript

... In addition to all the other answers, you can use $.each function from the jQuery library: $.each(localStorage, function(key, value){ // key magic // value magic }); Eventually, get the object with: JSON.parse(localStorage.getI...
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Check if two unordered lists are equal [duplicate]

...has a built-in datatype for an unordered collection of (hashable) things, called a set. If you convert both lists to sets, the comparison will be unordered. set(x) == set(y) Documentation on set EDIT: @mdwhatcott points out that you want to check for duplicates. set ignores these, so you need ...