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What is the meaning of id?
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id is a pointer to any type, but unlike void * it always points to an Objective-C object. For example, you can add anything of type id to an NSArray, but those objects must respond to retain and release.
The compiler is totally happy for you to implicitly cast any object...
Git - Pushing code to two remotes [duplicate]
I have two remote git repositories. origin and github
2 Answers
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Delete topic in Kafka 0.8.1.1
...: This will have no impact if delete.topic.enable is not set to true.
Is it possible to delete a topic?
Jira KAFKA-1397
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What are the most common SQL anti-patterns? [closed]
All of us who work with relational databases have learned (or are learning) that SQL is different. Eliciting the desired results, and doing so efficiently, involves a tedious process partly characterized by learning unfamiliar paradigms, and finding out that some of our most familiar programming p...
Hibernate - A collection with cascade=”all-delete-orphan” was no longer referenced by the owning ent
I'm having the following issue when trying to update my entity:
23 Answers
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Difference between char* and const char*?
...const char * to char* is deprecated.
char* const is an immutable pointer (it cannot point to any other location) but the contents of location at which it points are mutable.
const char* const is an immutable pointer to an immutable character/string.
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How do you create a dropdownlist from an enum in ASP.NET MVC?
...e the Html.DropDownList extension method but can't figure out how to use it with an enumeration.
36 Answers
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Why does typeof NaN return 'number'?
Just out of curiosity.
21 Answers
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How to convert an int to string in C?
...make a function that converts the data of a struct into a string to save it in a file.
10 Answers
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Understanding Node.js modules: multiple requires return the same object?
...every call to require('foo') will get exactly the same object returned, if it would resolve to the same file.
The situation is different when a.js, b.js and app.js are in different npm modules. For example:
[APP] --> [A], [B]
[B] --> [A]
In that case the require('a') in app.js would ...