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Scala: What is a TypeTag and how do I use it?
All I know about TypeTags is that they somehow replaced Manifests. Information on the Internet is scarce and doesn't provide me with a good sense of the subject.
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How can I do a case insensitive string comparison?
... be aware of the advantages and pitfalls of using CurrentCultureIgnoreCase vs. OrdinalIgnoreCase. If you don't need the semantics of culture comparison, save some performance and use ordinal comparison.
– ErikE
Dec 1 '16 at 23:42
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ADB Shell Input Events
..."
3 --> "KEYCODE_HOME"
4 --> "KEYCODE_BACK"
5 --> "KEYCODE_CALL"
6 --> "KEYCODE_ENDCALL"
7 --> "KEYCODE_0"
8 --> "KEYCODE_1"
9 --> "KEYCODE_2"
10 --> "KEYCODE_3"
11 --> "KEYCODE_4"
12 --> "KEYCODE_5"
13 --> "KEYCODE_6"
14 --> "KEYCODE_7"
1...
How can I sort generic list DESC and ASC?
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I was checking all the answer above and wanted to add one more additional information.
I wanted to sort the list in DESC order and I was searching for the solution which is faster for bigger inputs and I was using this method earlier :-
li...
Do I need dependency injection in NodeJS, or how to deal with …?
...eaddirSync method or you can return an entirely different module when you call require.
Method 1:
var oldmethod = fs.readdirSync;
fs.readdirSync = function(dir) {
return ['somefile.txt', 'error.txt', 'anotherfile.txt'];
};
*** PERFORM TEST ***
*** RESTORE METHOD AFTER TEST ****
fs.readddirS...
Sorting a list using Lambda/Linq to objects
...j, null );
}
}
You might also want to look at Dynamic LINQ from the VS2008 Samples library. You could use the IEnumerable extension to cast the List as an IQueryable and then use the Dynamic link OrderBy extension.
list = list.AsQueryable().OrderBy( sortBy + " " + sortDirection );
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Javascript swap array elements
...years ago, another answer was posted 22 seconds before this one (12:14:16Z vs 12:14:38Z)...
– Marc Gravell♦
Jun 26 '19 at 10:10
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INSERT INTO…SELECT for all MySQL columns
... syntax, it looks like this (leave out the column list to implicitly mean "all")
INSERT INTO this_table_archive
SELECT *
FROM this_table
WHERE entry_date < '2011-01-01 00:00:00'
For avoiding primary key errors if you already have data in the archive table
INSERT INTO this_table_archive
SELECT...
deciding among subprocess, multiprocessing, and thread in Python?
I'd like to parallelize my Python program so that it can make use of multiple processors on the machine that it runs on. My parallelization is very simple, in that all the parallel "threads" of the program are independent and write their output to separate files. I don't need the threads to exchan...
What is your preferred style for naming variables in R? [closed]
...
Good previous answers so just a little to add here:
underscores are really annoying for ESS users; given that ESS is pretty widely used you won't see many underscores in code authored by ESS users (and that set includes a bunch of R Core as well as CRAN authors, excptions like Hadley notwithsta...