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Writing data into CSV file in C#
... was a simple solution to a simple question), however due to this becoming more and more popular, I'd recommend using the library CsvHelper that does all the safety checks, etc.
CSV is way more complicated than what the question/answer suggests.
Original Answer
As you already have a loop, consi...
How to create a directory if it doesn't exist using Node.js?
...ter, when it tries writing to files in it. The answer by @josh3736 is much more complete and totally underrated.
– Benni
Jan 15 '19 at 7:59
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Why doesn't delete set the pointer to NULL?
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I think this could use some more explanation. I'm not even sure what he's saying...I suppose I'll have to come back at a later time when I can dedicate a couple hrs to researching this until I get it. Or, you could expound upon the answer to help us und...
What is the best way to exit a function (which has no return value) in python before the function en
...ggest:
def foo(element):
do something
if not check: return
do more (because check was succesful)
do much much more...
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Regex lookahead for 'not followed by' in grep
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Negative lookahead, which is what you're after, requires a more powerful tool than the standard grep. You need a PCRE-enabled grep.
If you have GNU grep, the current version supports options -P or --perl-regexp and you can then use the regex you wanted.
If you don't have (a suffic...
How to check if a specified key exists in a given S3 bucket using Java
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Use the jets3t library. Its a lot more easier and robust than the AWS sdk. Using this library you can call, s3service.getObjectDetails(). This will check and retrieve only the details of the object (not the contents) of the object. It will throw a 404 if the ...
Removing duplicate rows in Notepad++
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More powerful than excel.
– Vasu
Apr 22 '15 at 21:58
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How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
... NSLog(@"parameter1: %d parameter2: %f", parameter1, parameter2);
});
More: https://developer.apple.com/documentation/dispatch/1452876-dispatch_after
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How does the SQL injection from the “Bobby Tables” XKCD comic work?
... If the original statement were an INSERT, then the parenthesis would make more sense. It would also explain why the database connection isn't in read-only mode.
– dan04
Aug 10 '10 at 4:02
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What's the difference between a Future and a Promise?
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