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Fastest Way of Inserting in Entity Framework
...
SqlBulkCopy is definitely the way to go if you need raw speed or if you will be re-running this insert. I've inserted several million records with it before and it is extremely fast. That said, unless you will need to re-run this insert, it might be easier to just use EF.
...
Google Sheets API Setup · App Inventor 2 中文网
...json
file you got from the Service Account setup steps.
Unable to parse range: ______
If you get this error message, there may be an error with the range that you
provided. This could mean that the sheetName you’ve provided does not actually
exist, or that the reference you provided is not va...
What's the difference between lists and tuples?
...and tuple
Literal
someTuple = (1,2)
someList = [1,2]
Size
a = tuple(range(1000))
b = list(range(1000))
a.__sizeof__() # 8024
b.__sizeof__() # 9088
Due to the smaller size of a tuple operation, it becomes a bit faster, but not that much to mention about until you have a huge number of eleme...
HTML for the Pause symbol in audio and video control
... 13.0 (update 2020) provides the Miscellaneous Technical glyphs in the HEX range 2300–23FF
Miscellaneous Technical
Given the extensive Unicode 13.0 documentation, some of the glyphs we can associate to common Media control symbols would be as following:
Keyboard and UI symbols
23CF ...
How to generate a random int in C?
...actice to use the % operator in conjunction with rand() to get a different range (though bear in mind that this throws off the uniformity somewhat). For example:
/* random int between 0 and 19 */
int r = rand() % 20;
If you really care about uniformity you can do something like this:
/* Returns ...
Is it possible to install another version of Python to Virtualenv?
...get http://www.python.org/ftp/python/2.7.3/Python-2.7.3.tgz
$ wget https://raw.github.com/pypa/virtualenv/master/virtualenv.py
Extract and install Python-2.7.3 into the pyenv dir. make clean is optional if you are doing this a 2nd, 3rd, Nth time...
$ tar -xzvf Python-2.7.3.tgz
$ cd Python-2.7.3
$ ...
Black transparent overlay on image hover with only CSS?
...ightness(50%);
}
JSFiddle Demo
References
https://dvcs.w3.org/hg/FXTF/raw-file/tip/filters/index.html
http://www.html5rocks.com/en/tutorials/filters/understanding-css/
https://developer.mozilla.org/en-US/docs/Web/CSS/filter
http://davidwalsh.name/css-filters
http://net.tutsplus.com/tutorials/ht...
Convert NSData to String?
...h the NSData may contain any byte value, including those outside the UTF-8 range?
– Maarten Bodewes
Aug 6 '13 at 16:20
2
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How to detect total available/free disk space on the iPhone/iPad device?
...yle: ByteCountFormatter.CountStyle.file)
}
}
//MARK: Get raw value
class var totalDiskSpaceInBytes:Int64 {
get {
do {
let systemAttributes = try FileManager.default.attributesOfFileSystem(forPath: NSHomeDirectory() as String)
...
Coding Conventions - Naming Enums
...r.
Literally, it makes me breathe easier.
In Java, it is possible to use raw enum names as long as you static import them from another class.
import static pkg.EnumClass.*;
Now, you can use the unqualified names, that you qualified in a different way already.
I am currently (thinking) about po...