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How to check if type of a variable is string?
Is there a way to check if the type of a variable in python is a string , like:
20 Answers
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How to manage REST API versioning with spring?
...ngHandlerMapping extends RequestMappingHandlerMapping {
private final String prefix;
public ApiVersionRequestMappingHandlerMapping(String prefix) {
this.prefix = prefix;
}
@Override
protected RequestMappingInfo getMappingForMethod(Method method, Class<?> handlerT...
Redis strings vs Redis hashes to represent JSON: efficiency?
...is more efficient among available options of storing json blob as an json string or as a byte array in Redis?
– Vinit89
Jul 11 '18 at 11:55
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Nested attributes unpermitted parameters
... Person . I want a form that can create the Bill and its children Dues all in one page. I am trying to create a form using nested attributes, similar to ones in this Railscast .
...
Difference between TCP and UDP?
...TCP is a connection oriented stream over an IP network. It guarantees that all sent packets will reach the destination in the correct order. This imply the use of acknowledgement packets sent back to the sender, and automatic retransmission, causing additional delays and a general less efficient tra...
Lambda expression to convert array/List of String to array/List of Integers
...p(func).toArray(generator);
}
And use it like this:
//for lists
List<String> stringList = Arrays.asList("1","2","3");
List<Integer> integerList = convertList(stringList, s -> Integer.parseInt(s));
//for arrays
String[] stringArr = {"1","2","3"};
Double[] doubleArr = convertArray(s...
iOS start Background Thread
...ou'd probably be better off using Grand Central Dispatch, though:
dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
[self getResultSetFromDB:docids];
});
GCD is a newer technology, and is more efficient in terms of memory overhead and lines of code.
Updated w...
Is std::unique_ptr required to know the full definition of T?
...s. However shared_ptr and unique_ptr are partial exceptions. Some, but not all of their members can be instantiated with incomplete types. The motivation for this is to support idioms such as pimpl using smart pointers, and without risking undefined behavior.
Undefined behavior can occur when you h...
Static/Dynamic vs Strong/Weak
...guished (e.g. whether the language tries to do an implicit conversion from strings to numbers).
See the wiki-page for more detailed information.
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Remove multiple whitespaces
..., how we can keep \n and remove all other multiple space and tabs from the string? please help me
– Mansoorkhan Cherupuzha
Sep 20 '13 at 9:20
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