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Most efficient way to concatenate strings?
... This is not true for single line concatenation. Say you do myString = "foo" + var1 + "bar" + var2 + "hello" + var3 + "world", the compiler automatically turns that into a string.concat call, which is as efficient as it gets. This answer is incorrect, there are plenty of better answers to choose...
What is the correct way to get a subarray in Scala?
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You can call the slice method:
scala> Array("foo", "hoo", "goo", "ioo", "joo").slice(1, 4)
res6: Array[java.lang.String] = Array(hoo, goo, ioo)
It works like in python.
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How to “comment-out” (add comment) in a batch/cmd?
...f
REM To skip the following Python commands, put "REM" before them:
python foo.py
python bar.py
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Anything wrong with NOT signing a .NET assembly?
... accident). In example, if you create a program that refers to an assembly Foo.dll, version 1.0, someone can create the an assembly, with the same version, and replace yours, when you sign your library, it won't be possible (at least I don't think it's easily possible).
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How to overload __init__ method based on argument type?
...t; MyData([1, 2, 3]).data
[1, 2, 3]
>>> MyData.fromfilename("/tmp/foobar").data
['foo\n', 'bar\n', 'baz\n']
>>> MyData.fromdict({"spam": "ham"}).data
[('spam', 'ham')]
The reason it's neater is that there is no doubt about what type is expected, and you aren't forced to guess at ...
Create table in SQLite only if it doesn't exist already
...:
# then table doesn't exist.
custRET = myCustFunc(foo,bar) # replace this with your custom logic
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Creating a comma separated list from IList or IEnumerable
...there, or calling ToList. It's fine to use string myStr = string.Join(",", foo.Select(a => a.someInt.ToString())) though.
– Jon Skeet
Feb 25 '14 at 16:25
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Pure JavaScript Send POST Data Without a Form
... that using FormData object as following:
data = new FormData()
data.set('Foo',1)
data.set('Bar','boo')
let request = new XMLHttpRequest();
request.open("POST", 'some_url/', true);
request.send(data)
now you can handle the data on the server-side just like the way you deal with reugular HTML For...
Git resolve conflict using --ours/--theirs for all files
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I get error: path 'foo/bar/blah' does not have our version.
– Robin Green
May 15 '18 at 14:47
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Dynamically change color to lighter or darker by percentage CSS (Javascript)
...utton:hover {
filter: brightness(85%);
}
<button class="button">Foo lorem ipsum</button>
Here's more reading from CSS Tricks about the various filters you can use: https://css-tricks.com/almanac/properties/f/filter/
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