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Resolving conflicts: how to accept “their” changes automatically?
When merging conflicting changes using hg merge , Mercurial inserts a set of markers into the files to be merged in my working copy like this:
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Comparing arrays in JUnit assertions, concise built-in way?
Is there a concise, built-in way to do equals assertions on two like-typed arrays in JUnit? By default (at least in JUnit 4) it seems to do an instance compare on the array object itself.
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sqlalchemy IS NOT NULL select
How can I add the filter as in SQL to select values that are NOT NULL from a certain column ?
3 Answers
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LINQ Orderby Descending Query
... a Property to sort by and pass it as a lambda expression to OrderByDescending
like:
.OrderByDescending(x => x.Delivery.SubmissionDate);
Really, though the first version of your LINQ statement should work. Is t.Delivery.SubmissionDate actually populated with valid dates?
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differences between 2 JUnit Assert classes
The JUnit framework contains 2 Assert classes (in different packages, obviously) and the methods on each appear to be very similar. Can anybody explain why this is?
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How to sort an array of hashes in ruby
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Simples:
array_of_hashes.sort_by { |hsh| hsh[:zip] }
Note:
When using sort_by you need to assign the result to a new variable: array_of_hashes = array_of_hashes.sort_by{} otherwise you can use the "bang" method to modify in place: array_of_hashes.sort_by!{}
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Display current date and time without punctuation
For example, I want to display current date and time as the following format:
5 Answers
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Python using enumerate inside list comprehension
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Try this:
[(i, j) for i, j in enumerate(mylist)]
You need to put i,j inside a tuple for the list comprehension to work. Alternatively, given that enumerate() already returns a tuple, you can return it directly without unpacking it first:
[pair for p...
Is it possible to use JS to open an HTML select to show its option list? [duplicate]
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I am also wishing I could programmatically open a select for keyboard users. In Firefox the change event doesn't fire until the select loses focus, and if the menu isn't actually open, it doesn't select anything when you tab off. LAME-O!
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How to view revision history for Mercurial file?
For a given file in a Mercurial repository, how can you see the revision history?
4 Answers
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