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Does setting Java objects to null do anything anymore?

...ue. Basically, because you've preallocated an array, the VM sees that. It knows nothing about the "logical" size of your container. Say you have an ArrayList of size 10, backed by a 16-element array. The VM can't know that items 10..15 aren't actually used; if those slots have contents, they will no...
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What's the pythonic way to use getters and setters?

...ute # @attribute.setter # the property decorates with `.setter` now def attribute(self, value): # name, e.g. "attribute", is the same self._attribute = value # the "value" name isn't special # @attribute.deleter # decorate with `.deleter` def attribute(self...
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How to add Google Analytics Tracking ID to GitHub Pages

Could be a simple question but I am full of doubts right now about adding Google Analytics Tracking ID to GitHub page . ...
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Understanding “randomness”

...ments that the probability distributions shown in the last two images are known as the Irwin-Hall distribution Thanks to Heike for her wonderful torn[] function share | improve this answer ...
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Difference between UTF-8 and UTF-16?

...Wikipedia for details. CVE-2008-2938 CVE-2012-2135 WHATWG and W3C have now declared that only UTF-8 is to be used on the Web. The [security] problems outlined here go away when exclusively using UTF-8, which is one of the many reasons that is now the mandatory encoding for all things. Oth...
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How can I style an Android Switch?

...olors and shape a bit for branding reasons. How does one go about this? I know it must be possible, as ive seen the difference between default ICS and Samsung's touchwiz theme ...
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HTML: How to create a DIV with only vertical scroll-bars for long paragraphs?

...niel Vassallo" and horizontal scroll-bar problem is solved by "janmoesen". Now who's answer should I accept :) can I select multiple ;) – Awan Apr 2 '10 at 12:44 22 ...
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Proper way to wait for one function to finish before continuing?

...ne!'); }); } As per @Janaka Pushpakumara's suggestion, you can now use arrow functions to achieve the same thing. For example: firstFunction(() => console.log('huzzah, I\'m done!')) Update: I answered this quite some time ago, and really want to update it. While callbacks are abso...
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How to check if a table exists in a given schema

...ore slightly faster. to_regclass(rel_name) in Postgres 9.4+ Much simpler now: SELECT to_regclass('schema_name.table_name'); Same as the cast, but it returns ... ... null rather than throwing an error if the name is not found ...
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How can I define colors as variables in CSS?

I’m working on a CSS file that is quite long. I know that the client could ask for changes to the color scheme, and was wondering: is it possible to assign colors to variables, so that I can just change a variable to have the new color applied to all elements that use it? ...