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Get records with max value for each group of grouped SQL results
How do you get the rows that contain the max value for each grouped set?
17 Answers
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Swift: Pass array by reference?
I want to pass my Swift Array account.chats to chatsViewController.chats by reference (so that when I add a chat to account.chats , chatsViewController.chats still points to account.chats ). I.e., I don't want Swift to separate the two arrays when the length of account.chats changes.
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What is the volatile keyword useful for?
At work today, I came across the volatile keyword in Java. Not being very familiar with it, I found this explanation .
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In tmux can I resize a pane to an absolute value
Is it possible to tell tmux to "resize a pane to 5 lines high"?
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What is the best workaround for the WCF client `using` block issue?
I like instantiating my WCF service clients within a using block as it's pretty much the standard way to use resources that implement IDisposable :
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HttpClient.GetAsync(…) never returns when using await/async
Edit: This question looks like it might be the same problem, but has no responses...
6 Answers
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Iterating each character in a string using Python
In C++, I can iterate over an std::string like this:
8 Answers
8
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SQL: How to properly check if a record exists
While reading some SQL Tuning-related documentation, I found this:
9 Answers
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Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
Is there a faster way than x >= start && x <= end in C or C++ to test if an integer is between two integers?
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Can two Java methods have same name with different return types? [duplicate]
Can two Java methods have the same name with different return type ? The return type of the methods are different and they are declared with the same method's name.
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