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How do you check if a variable is an array in JavaScript? [duplicate]
...me. Array.prototype, is actually an array. you can read more about it here https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/isArray
variable instanceof Array
This method runs about 1/3 the speed as the first example. Still pretty solid, looks cleaner, if you'...
Any tools to generate an XSD schema from an XML instance document? [closed]
...l Studio installed, here is an alternative link to download xsd: juliankay.com/development/download-xsd-exe
– M.D.
May 8 '12 at 18:40
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When are C++ macros beneficial? [closed]
The C preprocessor is justifiably feared and shunned by the C++ community. In-lined functions, consts and templates are usually a safer and superior alternative to a #define .
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Unicode, UTF, ASCII, ANSI format differences
...ldn't - but you need to distinguish between "content that is sent back via HTTP from the web server" and "content that is sent via email". It's not the web page content that sends the email - it's the app behind it, presumably. The web content would be best in UTF-8; the mail content could be in UTF...
How can I recall the argument of the previous bash command?
Is there a way in Bash to recall the argument of the previous command?
7 Answers
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Forced naming of parameters in Python
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11 Answers
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Calculate relative time in C#
...our code is nice but could be clearer with constants (as suggested in Code Complete).
const int SECOND = 1;
const int MINUTE = 60 * SECOND;
const int HOUR = 60 * MINUTE;
const int DAY = 24 * HOUR;
const int MONTH = 30 * DAY;
var ts = new TimeSpan(DateTime.UtcNow.Ticks - yourDate.Ticks);
double del...
Is Redis just a cache?
I have been reading some Redis docs and trying the tutorial at http://try.redis-db.com/ . So far, I can't see any difference between Redis and caching technologies like Velocity or the Enterprise Library Caching Framework
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What's the difference between == and .equals in Scala?
...ou really need to find out if something is actually NaN use isNaN:
Java: https://docs.oracle.com/javase/7/docs/api/java/lang/Double.html#isNaN(double)
Scala: http://www.scala-lang.org/files/archive/api/2.11.8/index.html#scala.Double@isNaN():Boolean
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No newline at end of file
...torically, it was a decision made by the C language standard stackoverflow.com/a/729725/233098 Practically, because many Unix tools require or expect it for proper display stackoverflow.com/a/729795/233098. Philosophically, because each line in a text file terminates with an "end-of-line" character-...