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How to check if a variable is a dictionary in Python?
How would you check if a variable is a dictionary in python?
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What is the advantage of using forwarding references in range-based for loops?
...st auto& would suffice if I want to perform read-only operations. However, I have bumped into
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Why doesn't Dijkstra's algorithm work for negative weight edges?
...m for single source shortest path assumes that the edges must be non-negative.
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How to remove all whitespace from a string?
So " xx yy 11 22 33 " will become "xxyy112233" . How can I achieve this?
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Delete all local git branches
I follow a development process where I create a new local branch for every new feature or story card. When finished I merge the branch into master and then push.
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How to sort git tags by version string order of form rc-X.Y.Z.W?
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Instance v state variables in react.js
In react.js, is it better to store a timeout reference as an instance variable (this.timeout) or a state variable (this.state.timeout)?
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Getting key with maximum value in dictionary?
I have a dictionary : keys are strings, values are integers.
25 Answers
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When to use EntityManager.find() vs EntityManager.getReference() with JPA
I have come across a situation (which I think is weird but is possibly quite normal) where I use the EntityManager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table.
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C++STL容器使用经验总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...经验总结第1条：慎重选择容器类型。标准STL序列容器：vector、string、deque和list。标准STL关联容器：set、multiset、map和multimap。非标准序列容...
第1条：慎重选择容器类型。
标准STL序列容器：vector、string、deque和list。
标准STL关联...