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Check whether a variable is a string in Ruby
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I think you are looking for instance_of?. is_a? and kind_of? will return true for instances from derived classes.
class X < String
end
foo = X.new
foo.is_a? String # true
foo.kind_of? String # true
foo.instance_...
Renaming xcode 4 project and the actual folder
I know how to rename the project in Xcode 4, but how do you rename the source folder? The thing is that renaming the project in Xcode, does only rename within Xcode (Though it is progress compared to previous) - but why Xcode is not renaming the folder in the filesystem I don't know.
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Program only crashes as release build — how to debug?
...ast the end of a function local array. (The debugger puts more on the stack, so you're less likely to overwrite something important.)
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How do you install Boost on MacOS?
...ts over brew, with brew anyone can slap some shit formula together and break a lot of libraries.
– μολὼν.λαβέ
Aug 17 '17 at 19:58
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Formatting NSDate into particular styles for both year, month, day, and hour, minute, seconds
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iPhone format strings are in Unicode format. Behind the link is a table explaining what all the letters above mean so you can build your own.
And of course don't forget to release your date formatters when you're done with them. The above code leaks format, now, and inFormat.
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Nullable ToString()
I see everywhere constructions like:
6 Answers
6
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SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder”
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I had the same issue with WebSphere 6.1. As Ceki pointed out, there were tons of jars that WebSphere was using and one of them was pointing to an older version of slf4j.
The No-Op fallback happens only with slf4j -1.6+ so anything older than that will throw an exceptio...
How do I write output in same place on the console?
...ited Nov 19 '12 at 12:01
UdayaLakmal
3,32744 gold badges2424 silver badges3939 bronze badges
answered Feb 5 '09 at 18:22
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How to convert timestamps to dates in Bash?
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a'ra'r
31k66 gold badges6060 silver badges6363 bronze badges
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Add horizontal scrollbar to html table
...ttempts and everything else I've read on the internet this simply won't work. You can overflow a wrapper element, sure, but not the table itself.
– bloudermilk
Dec 22 '14 at 15:03
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