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Why is typeof null “object”?
...s were represented as a type tag and a value. The type tag for objects was 0. null was represented as the NULL pointer (0x00 in most platforms). Consequently, null had 0 as type tag, hence the "object" typeof return value. (reference)
A fix was proposed for ECMAScript (via an opt-in), but was rejec...
How to run eclipse in clean mode? what happens if we do so?
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How do you check that a number is NaN in JavaScript?
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30 Answers
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Location of sqlite database on the device
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answered Dec 15 '10 at 16:58
ShardulShardul
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SQL “between” not inclusive
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It is inclusive. You are comparing datetimes to dates. The second date is interpreted as midn...
Bootstrap control with multiple “data-toggle”
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If you want to add a modal and a tooltip without adding javascript or altering the tooltip funct...
Amazon products API - Looking for basic overview and information
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answered Nov 7 '09 at 15:18
MattMatt
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OAuth secrets in mobile apps
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There are some talks about the issue online:
http://blog.atebits.com/2009/02/fixing-oauth/
http://groups.google.com/group/twitter-development-talk/browse_thread/thread/629b03475a3d78a1/de1071bf4b820c14#de1071bf4b820c14
Twitter and Yammer's solution is a authentication pin solution:
https://dev...
How to reliably guess the encoding between MacRoman, CP1252, Latin1, UTF-8, and ASCII
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First, the easy cases:
ASCII
If your data contains no bytes above 0x7F, then it's ASCII. (Or a 7-bit ISO646 encoding, but those are very obsolete.)
UTF-8
If your data validates as UTF-8, then you can safely assume it is UTF-8. Due to UTF-8's strict validation rules, false positives are ...
How to sort a NSArray alphabetically?
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edited Oct 31 '17 at 16:09
webo80
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answered Aug...