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Vim: Delete buffer without losing the split window
...moves us to a different buffer in the current window (bn would work, too), then bd # ("buffer delete" "alternate file") deletes the buffer we just moved away from. See: help bp, help bd, help alternate-file.
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List all of the possible goals in Maven 2?
...orking, first follow this guide to setup bash completion on your computer. Then, it's time to get a script for Maven2 and:
While you could use the one from the mini guide
While you use an improved version attached to MNG-3928
While you could use a random scripts found around the net (see the res...
Bash script prints “Command Not Found” on empty lines
...iptname.sh from the command line in Debian, I get Command Not found and then the result of the script.
16 Answers
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How to convert String object to Boolean Object?
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if String object is null then Boolean.valueOf(String) will return false .But Boolean can hold null value also .can you provide any help for this.
– amit kate
Jul 10 '15 at 3:59
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How to push different local Git branches to Heroku/master
... don't you think it's better practice to do without the -f first? then if there are conflicts, to first confirm that it's okay to write over them
– nxmohamad
Feb 27 '19 at 2:40
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How to disable Django's CSRF validation?
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The problem here is that SessionAuthentication performs its own CSRF validation. That is why you get the CSRF missing error even when the CSRF Middleware is commented.
You could add @csrf_exempt to every view, but if you want to disable CSRF and have session ...
Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonPro
...= new ObjectMapper();
mapper.registerModule(new ParameterNamesModule());
Then compile your code using the -parameters flag:
javac -parameters ...
Link: https://github.com/FasterXML/jackson-modules-java8/tree/master/parameter-names
jackson-module-paranamer
This other one simply requires you to...
Finding sum of elements in Swift array
...ely applying the provided closure". We give it 0 as the initial value, and then, essentially, the closure { $0 + $1 }. Of course, we can simplify that to a single plus sign, because that's how Swift rolls.
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Can you list the keyword arguments a function receives?
... return args # *args and **kwargs are not required, so ignore them.
Then a function to tell what you are missing from your particular dict is:
def missingArgs(func, argdict):
return set(getRequiredArgs(func)).difference(argdict)
Similarly, to check for invalid args, use:
def invalidAr...
grep using a character vector with multiple patterns
.... Assuming that they are in a vector
toMatch <- c("A1", "A9", "A6")
Then you can create your regular expression directly using paste and collapse = "|".
matches <- unique (grep(paste(toMatch,collapse="|"),
myfile$Letter, value=TRUE))
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