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slf4j: how to log formatted message, object array, exception
...FAQ entry.
So, writing (in SLF4J version 1.7.x and later)
logger.error("one two three: {} {} {}", "a", "b",
"c", new Exception("something went wrong"));
or writing (in SLF4J version 1.6.x)
logger.error("one two three: {} {} {}", new Object[] {"a", "b",
"c", new E...
How to bind inverse boolean properties in WPF?
... if (targetType != typeof(bool))
throw new InvalidOperationException("The target must be a boolean");
return !(bool)value;
}
public object ConvertBack(object value, Type targetType, object parameter,
System.Globalization.CultureInfo culture...
Converting XML to JSON using Python?
...
There is no "one-to-one" mapping between XML and JSON, so converting one to the other necessarily requires some understanding of what you want to do with the results.
That being said, Python's standard library has several modules for par...
Getting number of elements in an iterator in Python
...t the "size" of an iterator is simply to count the number of times you've gone through the iteration, right? In this case, it'd be numIters = 0 ; while iterator: numIters +=1?
– Mike Williamson
Mar 11 '14 at 23:33
...
How to convert from System.Enum to base integer?
.../ results in 5 which is int value of Friday
EDIT 2: In the comments, someone said that this only works in C# 3.0. I just tested this in VS2005 like this and it worked:
public static class Helpers
{
public static int ToInt(Enum enumValue)
{
return Convert.ToInt32(enumValue);
}
...
Are typedef and #define the same in c?
...is a compiler token: the preprocessor does not care about it.
You can use one or the other to achieve the same effect, but it's better to use the proper one for your needs
#define MY_TYPE int
typedef int My_Type;
When things get "hairy", using the proper tool makes it right
#define FX_TYPE void...
When to use an interface instead of an abstract class and vice versa?
... Duncan Malashock, not really. Jorge's answer is the better one. Alex's answer focuses on mechanics, while Jorge's more on semantics.
– Nazar Merza
Mar 18 '16 at 16:07
...
How can I set up an editor to work with Git on Windows?
...DiffMerge, and WinMerge)
lightfire228 adds in the comments:
For anyone having an issue where N++ just opens a blank file, and git doesn't take your commit message, see "Aborting commit due to empty message": change your .bat or .sh file to say:
"<path-to-n++" .git/COMMIT_EDITMSG -<ar...
Converting between strings and ArrayBuffers
...he UTF-8 range in the example they will be encoded to two bytes instead of one.
For general use you would use UTF-16 encoding for things like localStorage.
TextDecoder
Likewise, the opposite process uses the TextDecoder:
The TextDecoder interface represents a decoder for a specific method,
...
How to tag an older commit in Git?
...
@ColonelPanic, your wish is my command! github.com/lucasrangit/git-custom-commands/blob/master/…
– Lucas
Feb 2 '17 at 22:15
...