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How to change root logging level programmatically for logback
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Python matplotlib multiple bars
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Preferred Java way to ping an HTTP URL for availability
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How can I tell when a MySQL table was last updated?
...ELECT UPDATE_TIME, TABLE_SCHEMA, TABLE_NAME
FROM information_schema.tables
ORDER BY UPDATE_TIME DESC, TABLE_SCHEMA, TABLE_NAME
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How do I make the first letter of a string uppercase in JavaScript?
...nt methods posted:
Here are the fastest methods based on this jsperf test (ordered from fastest to slowest).
As you can see, the first two methods are essentially comparable in terms of performance, whereas altering the String.prototype is by far the slowest in terms of performance.
// 10,889,187 op...
How to randomize (or permute) a dataframe rowwise and columnwise?
...2
a b c
3 0 1 0
4 0 0 0
2 1 0 0
1 1 1 0
By default sample() randomly reorders the elements passed as the first argument. This means that the default size is the size of the passed array. Passing parameter replace=FALSE (the default) to sample(...) ensures that sampling is done without replacem...
Disable assertions in Python
...tly slow down execution. For some algorithms, checks of this sort can take orders of magnitude longer than the entire program. Think of running a naive but simpler implementation (so less likely to contain errors) of the same algorithm to check correctness. Or a check by exhaustive enumeration of so...
Get all files that have been modified in git branch
...is interesting, more wordy. It provides output fro each commit, in reverse order. git-whatchanged - Show logs with difference each commit introduces git-scm.com/docs/git-whatchanged
– nealmcb
Jul 27 '17 at 12:14
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What does this thread join code mean?
...hreads have terminated. In the absence of very unusual code elsewhere, the order of the joins does not matter.
– David Schwartz
Apr 19 '16 at 19:16
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What's the difference setting Embed Interop Types true and false in Visual Studio?
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This option was introduced in order to remove the need to deploy very large PIAs (Primary Interop Assemblies) for interop.
It simply embeds the managed bridging code used that allows you to talk to unmanaged assemblies, but instead of embedding it all it ...