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%Like% Query in spring JpaRepository

... The spring data JPA query needs the "%" chars as well as a space char following like in your query, as in @Query("Select c from Registration c where c.place like %:place%"). Cf. http://docs.spring.io/spring-data/jpa/docs/current/reference/html. You may want to...
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How do you implement a class in C? [closed]

...n(Object *self); /// Person.h typedef struct Person { Object obj; char *name; } Person; int Person_init(Person *self, char *name); int Person_greet(Person *self); int Person_clean(Person *self); /// Object.c #include "object.h" int Object_init(Object *self) { self->uuid = uuid_new...
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Convert string with comma to integer

... If someone is looking to sub out more than a comma I'm a fan of: "1,200".chars.grep(/\d/).join.to_i dunno about performance but, it is more flexible than a gsub, ie: "1-200".chars.grep(/\d/).join.to_i share | ...
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Removing “NUL” characters

I have got characters like that in my notepad++ 7 Answers 7 ...
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Specifically, what's dangerous about casting the result of malloc?

...f. Here's an example code fragment for discussion purposes. main() { char * c = (char *)malloc(2) ; printf("%p", c) ; } Suppose that the returned heap pointer is something bigger than what is representable in an int, say 0xAB00000000. If malloc is not prototyped to return a pointer, the ...
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What is the “assert” function?

... not raise an exception, it has parentheses around its argument, and the # character does not introduce a comment. – Steve Jessop Oct 15 '09 at 11:36 ...
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How to avoid variable substitution in Oracle SQL Developer with 'trinidad & tobago'

... this will work as you asked without CHAR(38): update t set country = 'Trinidad and Tobago' where country = 'trinidad & '|| 'tobago'; create table table99(col1 varchar(40)); insert into table99 values('Trinidad &' || ' Tobago'); insert into table99 v...
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How to split a delimited string in Ruby and convert it to an array?

... whitespace, with leading whitespace and runs of contiguous whitespace characters ignored. If pattern is a Regexp, str is divided where the pattern matches. Whenever the pattern matches a zero-length string, str is split into individual characters. If pattern contains groups, the respec...
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Java 8 Streams - collect vs reduce

...two different approaches: If we wanted to take a stream of strings and concatenate them into a single long string, we could achieve this with ordinary reduction: String concatenated = strings.reduce("", String::concat) We would get the desired result, and it would even work in parall...
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Why isn't Python very good for functional programming? [closed]

... return layer Haskell: grandKids generation kidsFunc val = iterate (concatMap kidsFunc) [val] !! generation The main difference here is that Haskell's standard library has useful functions for functional programming: in this case iterate, concat, and (!!) ...