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How to find if a given key exists in a C++ std::map
I'm trying to check if a given key is in a map and somewhat can't do it:
14 Answers
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org.hibernate.MappingException: Could not determine type for: java.util.List, at table: College, for
...ate for all CRUD operations in my project. It doesn't work for One-To-Many and Many-To-One relationships. It gives me the below error.
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Why is “a” != “a” in C?
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GCC also has the options -fmerge-constants and -fno-merge-constants to enable/disable string and floating-point constant merging across translation units, though on some GCCs it seems that constant merging is always enabled regardless of that option.
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Setting DEBUG = False causes 500 Error
...UG = False , my site will generate 500 (using wsgi & manage.py runserver), and there is no error info in Apache error log and it will run normally when I change debug to True .
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How do I edit the Visual Studio templates for new C# class/interface?
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Extract, edit and recompress. Paths are for the class template, but the interface templates are in the same folder.
You may want to edit the VS template file in each to remove the fact that they don't automatically add references to the a...
Eclipse hangs on loading workbench
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DISCLAIMER: THIS WILL DELETE ALL OF YOUR ECLIPSE WORKSPACE SETTINGS AND YOU WILL HAVE TO RE-IMPORT ALL YOUR PROJECTS, THERE ARE LESS DESTRUCTIVE ANSWERS HERE
Try the following:
Delete the .metadata folder in your local workspace (this is what worked for me). It seems that it contains a .LO...
Reuse Cucumber steps
...de in like so: steps %Q{Given I am logged in}
– BrendanDean
Aug 9 '11 at 18:42
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Difference between `const shared_ptr` and `shared_ptr`?
...const T> p; ---> const T * const p; <=> T const * const p; : p and *p are const.
The same holds for weak_ptr and unique_ptr.
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Android- create JSON Array and JSON Object
How can I create a JSON with this format in Android:
Since the API that I will be passing will parse JsonArray then the object.
Or would it be okay if just to pass a json object? Since I will just have to insert 1 transaction per service call.
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How to convert Set to Array?
... out in an array
let array = [...mySet];
The old fashion way, iterating and pushing to a new array (Sets do have forEach)
let array = [];
mySet.forEach(v => array.push(v));
Previously, using the non-standard, and now deprecated array comprehension syntax:
let array = [v for (v of mySet)];
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