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Measuring text width to be drawn on Canvas ( Android )
...
There's actually three different ways of measuring text.
GetTextBounds:
val paint = Paint()
paint.typeface = ResourcesCompat.getFont(context, R.font.kaushanscript)
paint.textSize = 500f
paint.color = Color.argb(255, 3, 221, 252)
val co...
How do I pipe a subprocess call to a text file?
... write the output to a file you can use the stdout-argument of subprocess.call.
It takes None, subprocess.PIPE, a file object or a file descriptor. The first is the default, stdout is inherited from the parent (your script). The second allows you to pipe from one command/process to another. The thi...
How to catch integer(0)?
...
If it's specifically zero length integers, then you want something like
is.integer0 <- function(x)
{
is.integer(x) && length(x) == 0L
}
Check it with:
is.integer0(integer(0)) #TRUE
is.integer0(0L) #FALSE
is.integer0(...
What is the difference between 0.0.0.0, 127.0.0.1 and localhost?
... Internet access. I cannot run Jekyll server without Internet. Is it a small bug?
2 Answers
...
Changing font size and direction of axes text in ggplot2
...r ggplots here. You can see a full list of parameters you can modify (basically, all of them) using ?theme.
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Checking if output of a command contains a certain string in a shell script
...ev/null
if [ $? == 0 ]; then
echo "matched"
fi
which is done idiomatically like so:
if ./somecommand | grep -q 'string'; then
echo "matched"
fi
and also:
./somecommand | grep -q 'string' && echo 'matched'
...
Which is faster: while(1) or while(2)?
...
mov rbp, rsp
.seh_setframe rbp, 0
sub rsp, 32
.seh_stackalloc 32
.seh_endprologue
call __main
.L2:
jmp .L2
.seh_endproc
.ident "GCC: (tdm64-2) 4.8.1"
With -O1:
.file "main.c"
.intel_syntax noprefix
.def __main; .scl 2; .type 32; .end...
Binding ConverterParameter
...etType, object parameter, CultureInfo culture)
{
return values.All(v => (v is bool && (bool)v))
? Visibility.Visible
: Visibility.Hidden;
}
public object[] ConvertBack(
object value, Type[] targetTypes, object parameter, CultureInfo cul...
What regex will match every character except comma ',' or semi-colon ';'?
... And the question doesn't specify whether adjacent separators are allowed, so the trailing '+' is slightly dubious.
– Jonathan Leffler
Sep 11 '09 at 6:26
...
Selecting an element in iFrame jQuery
...plication, we parse a web page and load it into another page in an iFrame. All the elements in that loaded page have their tokenid-s. I need to select the elements by those tokenid-s. Means - I click on an element on the main page and select corresponding element in the page in the iFrame. With the ...