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Vim: What's the difference between let and set?
...iendly interface specialized for options
E.g.
:verbose set
to display all options in effect.
:set tw=40
Will work as a shorthand for set textwidth=40
:set wrap&
Will set the default value for option wrap
:set nowrap
Will unset the option
:set wrap!
Will toggle the option
Most i...
How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
I am trying to use Notepad++ as my all-in-one tool edit, run, compile, etc.
51 Answers
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How do I get a string format of the current date time, in python?
...
#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a f string, no .format
print(f"2b: {d:%B %d, %Y}")
print(f"3...
How do I force a UITextView to scroll to the top every time I change the text?
...here's too much hoop jumping to get things to behave the way they automatically should in most cases.
– John Contarino
Jun 9 '15 at 21:52
4
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UIViewContentModeScaleAspectFill not clipping
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If you want to expand your knowledge there is a really good article on how the iOS UIView stack is rendered. There is also a more in-depth article about the whole drawing pipeline.
In summary:
Rasterisation - All the view's content is rasterised (drawn or a offscreen pix...
How to import a class from default package
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Wow I really don't know java at all. That was a great help. Guess I'll have to move my class into a package...
– anhoppe
Jan 20 '16 at 20:14
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Creating temporary files in Android
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This is what I typically do:
File outputDir = context.getCacheDir(); // context being the Activity pointer
File outputFile = File.createTempFile("prefix", "extension", outputDir);
As for their deletion, I am not complete sure either. Since I ...
Express res.sendfile throwing forbidden error
...ath.resolve('../../some/path/to/file.txt');
relative to file: path.resolve(__dirname+'../../some/path/to/file.txt');
From reading the link from @Joe's comment, it sounds like relative paths are a security risk if you accept user input for the path (e.g. sendfile('../.ssh/id_rsa') might be a hacker...
How to avoid warning when introducing NAs by coercion
... na = x %in% na.strings
x[na] = 0
x = as.numeric(x)
x[na] = NA_real_
x
}
as.num(c("1", "2", "X"), na.strings="X")
#[1] 1 2 NA
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How can I create an Asynchronous function in Javascript?
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You cannot make a truly custom asynchronous function. You'll eventually have to leverage on a technology provided natively, such as:
setInterval
setTimeout
requestAnimationFrame
XMLHttpRequest
WebSocket
Worker
Some HTML5 APIs such as the File API, Web Database API
Technologies that support...