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Remove files from Git commit
... about git commit -C. So for me, what I want is your exact recipe with one more step, the "new commit again" spelled out as git commit -C [hash of original HEAD commit from first step].
– metamatt
Jan 8 '14 at 23:56
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Get record counts for all tables in MySQL database
...n SQL optimization. You'll need to use COUNT(*) for exact counts (which is more expensive).
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Scatterplot with marginal histograms in ggplot2
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In Docker, what's the difference between a container and an image? [duplicate]
...necessary and wasteful. They're both just states. Perhaps it could've been more concisely modeled as a DAG or even just a tree.
– Acumenus
Oct 25 '16 at 8:45
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Does C# have extension properties?
... can be found on Github under the related item.
However, there is an even more promising topic which is the "extend everything" with a focus on especially properties and static classes or even fields.
Moreover you can use a workaround
As specified in this article, you can use the TypeDescriptor c...
How to correctly close a feature branch in Mercurial?
... branch. The second one leaves no open heads/branches, but it requires one more auxiliary commit. One may combine the last actual commit to the feature branch with this extra commit using --close-branch, but one should know in advance which commit will be the last one.
Update: Since Mercurial 1.5 y...
How to delete a row by reference in data.table?
...e quite inefficient compared to a row store database such as SQL, which is more suited for fast insert and delete of rows wherever those rows are in the table. But still, it would be a lot faster than copying a new large object without the deleted rows.
On the other hand, since column vectors would...
Does Java have a path joining method? [duplicate]
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@fstanis: Still getPath() is more readable compared to toString() (assuming they return the same thing)
– Nawaz
May 28 '18 at 12:13
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Datatable vs Dataset
...you can return multiple distinct sets of data into a single, and therefore more manageable, object.
Performance-wise, you're more likely to get inefficiency from unoptimized queries than from the "wrong" choice of .NET construct. At least, that's been my experience.
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Java Hashmap: How to get key from value?
...pport in Apache Commons Collections. Using collections with generics makes more maintainable code.
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