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XSD: What is the difference between xs:integer and xs:int?
...er. That form of words implies an implementation in memory (or registers, etc) within a binary digital computer. XML is character-based and would implement the maximum 32-bit signed value as "2147483647" (my quotes, of course), which is a lot more than 32 bits! What IS true is that xs:int is (ind...
How to pass the values from one activity to previous activity
...,putInt(),putFloat(),putLong() you can save your desired dtatype.
How to fetch
SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(this);
String userName = sharedPref.getString("userName", "Not Available");
http://developer.android.com/reference/android/content/SharedPre...
Insert, on duplicate update in PostgreSQL?
...sient errors - reboots under load, client errors mid-transaction, crashes, etc. You must never, ever rely on SERIAL / SEQUENCE or AUTO_INCREMENT not having gaps. If you need gapless sequences they're more complex; you need to use a counter table usually. Google will tell you more. But be aware gaple...
Why is setTimeout(fn, 0) sometimes useful?
...xecuting some JavaScript tasks, UI updates e.g.: painting, redraw, reflow, etc.
JavaScript tasks are queued to a message queue and then are dispatched to the browser's main thread to be executed.
When UI updates are generated while the main thread is busy, tasks are added into the message queue.
...
What is the point of Lookup?
... to use some other single data structure to do lookups in both directions, etc. This example means that you have to regenerate the Lookup from the Dictionary each time the latter changes. But for some data it could be the right solution.]
...
Citing the author of a blockquote using Markdown syntax
...nual, use its guidelines to determine exactly where to place the citation, etc.
Output of Markdown + Smartypants for the above is
The secret to creativity is knowing how to hide your sources.
-- Albert Einstein
shar...
Difference between UTF-8 and UTF-16?
...s:
Basic ASCII characters like digits, Latin characters with no accents, etc. occupy one byte which is identical to US-ASCII representation. This way all US-ASCII strings become valid UTF-8, which provides decent backwards compatibility in many cases.
No null bytes, which allows to use null-termin...
Add days to JavaScript Date
...ight saving time. Also, one can add/sub any offset for years, months, days etc.
day=new Date(oldDate.getFullYear()-2,oldDate.getMonth()+22,oldDate.getDate()+61);
is correct code.
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Java generics type erasure: when and what happens?
... say whether or not a method/type is generic, and what the constraints are etc. But when generics are used, they're converted into compile-time checks and execution-time casts. So this code:
List<String> list = new ArrayList<String>();
list.add("Hi");
String x = list.get(0);
is compil...
Too many 'if' statements?
...loop variables), named constants, arranging my code in a readable fashion, etc., but when the variable and function names start taking up more than 20 characters each I find it actually leads to less readable code. My usual approach is to try for comprehensible but succinct code with comments here a...