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Why are we not to throw these exceptions?
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Exception is the base type for all exceptions, and as such terribly unspecific. You shouldn’t ever throw this exception because it simply does not contain any useful information. Calling code catching for exceptions couldn’t disambiguate ...
JavaScript ternary operator example with functions
...The ternary operator is common when you're assigning a value to a variable based on a simple condition or you are making multiple decisions with very brief outcomes. The example you cite actually doesn't make sense, because the expression will evaluate to one of the two values without any extra log...
Is there a way to get rid of accents and convert a whole string to regular letters?
...tring = string.replaceAll("\\p{M}", "");
For unicode, \\P{M} matches the base glyph and \\p{M} (lowercase) matches each accent.
Thanks to GarretWilson for the pointer and regular-expressions.info for the great unicode guide.
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Grasping the Node JS alternative to multithreading
... Node JS is non blocking...so instead of waiting for a response from a database or other process it moved on to something else and checks back later.
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What are the “standard unambiguous date” formats for string-to-date conversion in R?
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as.Date(res)
}
<bytecode: 0x265b0ec>
<environment: namespace:base>
So basically if both strptime(x, format="%Y-%m-%d") and strptime(x, format="%Y/%m/%d") throws an NA it is considered ambiguous and if not unambiguous.
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When should one use final for method parameters and local variables?
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I use final all the time to make Java more expression based. See Java's conditions (if,else,switch) are not expression based which I have always hated especially if your used to functional programming (ie ML, Scala or Lisp).
Thus you should try to always (IMHO) use final variab...
Best ways to teach a beginner to program? [closed]
...y to what the person is interested in.
Some projects:
Tetris
Text file based blog engine
More advanced robotics work
share
edited Apr 7 '09 at 13:34
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git: Apply changes introduced by commit in one repo to another repo
...Chuim: git rev-parse is needed if you want to refer to a commit by its ref-based name in other repository, e.g. master, HEAD^^, or something like that; rev-parse turns it into universal SHA-1 identifier.
– Jakub Narębski
Oct 1 '15 at 19:49
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Should you choose the MONEY or DECIMAL(x,y) datatypes in SQL Server?
...decimal type doesn't use binary arithmetic: it guarantees it gets the same base 10 results you would from doing it on paper.
– Joel Coehoorn
Feb 24 '09 at 19:36
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How do I use the new computeIfAbsent function?
...thod.
We can start by defining a map and putting the values in it for the base cases, namely, fibonnaci(0) and fibonacci(1):
private static Map<Integer,Long> memo = new HashMap<>();
static {
memo.put(0,0L); //fibonacci(0)
memo.put(1,1L); //fibonacci(1)
}
And for the inductive s...