* Causes fprintf to pad the output till it's n people wide, where n can be an integer price stored in the a functionality argument just preceding that represented from the modified style.
In such a case, it helps make no change, since you are replacing almost everything with an empty string (Whilst It might be greater to use s+ from an efficiency perspective). In case you were being changing with a non-vacant string, The 2 would behave differently. Share Boost this response Observe
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Making use of %s in scanf without the need of an explcit area width opens a similar buffer overflow exploit that gets did; namely, if you will discover more characters while in the enter stream than the goal buffer is sized to hold, scanf will happily publish All those extra characters to memory outside the buffer, possibly clobbering anything significant. Regretably, unlike in printf, You can not source the sphere with for a operate time argument:
This is reasonably standard error-checking code for your Python script that accepts command-line arguments.
The primary difference lies in just how it get's managed. When you might have a group of (for example) three spaces directly next each other s+ requires that team and turns The full it right into a "", when s would proces every single Area By itself.
cnicutarcnicutar 182k2626 gold badges376376 silver badges398398 bronze badges Add a comment
And because your 2nd parameter is empty string "", there is absolutely no distinction between the output of two conditions.
Andrew HareAndrew Hare 351k7575 gold badges645645 silver badges641641 bronze badges three 15 Note that this type of string interpolation is deprecated in favor of the more powerful str.structure strategy.
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this assignation can be done at initialization like char phrase="this is a phrase" // the term array of chars bought this string now more info and is also statically described
First of all you must recognize that last output of equally the statements will be identical i.e. to get rid of many of the Areas from offered string.
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