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Exception handling in R [closed]
... "Not Sure what to with a negative value",
call = sys.call(),
# and include the offending parameter in the error object
x=x))
# raise the error
stop(negative_value_error)
}
cat("Returning from low_lev...
Difference between string and char[] types in C++
... and certain functions may only accept a string as input, requiring you to convert the array to a string. It's better to use strings, they were made so that you don't have to use arrays. If arrays were objectively better we wouldn't have strings.
...
Case objects vs Enumerations in Scala
...ceVal(character: Char, pointValue: Int) extends super.Val()
implicit def convert(value: Value) = value.asInstanceOf[ChessPieceVal]
}
The following items from the enumeration definition are not available (happens to be identical to the list for directly using the Java Enum):
3.1 - It would be...
In Scala how do I remove duplicates from a list?
...has a .distinct method.
So calling dirty.distinct is now possible without converting to a Set or Seq.
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range() for floats
...st value is 0.9999999999999999. A practical improvement would be while x + sys.float_info.epsilon < y: although even this can probably fail with large numbers.
– Akseli Palén
Mar 18 '16 at 17:17
...
How do I install Python packages on Windows?
...
@delinco m **module-name**: Searches **sys.path** for the named module and runs the corresponding **.py** file as a script..
– phil294
Jun 16 '18 at 11:52
...
How to remove trailing whitespaces with sed?
... sed v4.4):
sed -Ei 's/[ \t]+$//' "$1"
real 0m0,335s
user 0m0,133s
sys 0m0,193s
sed -Ei 's/[[:space:]]+$//' "$1"
rea
Is multiplication and division using shift operators in C actually faster?
...upport fast multiplication (and
most didn't back then), the compiler would convert the multiplication
into the appropriate combinations of shifts and add/sub. And because it
knew the final goal, it could sometimes do so in less instructions than
when you explicitly wrote the shifts and the add/subs...
Process.start: how to get the output?
...// do something with line
}
You can use int.Parse() or int.TryParse() to convert the strings to numeric values. You may have to do some string manipulation first if there are invalid numeric characters in the strings you read.
...
Unexpected Caching of AJAX results in IE8
...d Microsoft service proxy its not as simple to solve.
The trick is to use Sys.Net.WebRequestManager.add_invokingRequest method in the event handler change the request url:
networkRequestEventArgs._webRequest._url = networkRequestEventArgs._webRequest._url + '&nocache=' + new Date().getMillisec...