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byte[] to hex string [duplicate]
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There is a built in method for this:
byte[] data = { 1, 2, 4, 8, 16, 32 };
string hex = BitConverter.ToString(data);
Result: 01-02-04-08-10-20
If you want it without the dashes, just remove them:
string hex = BitConverter.ToString(data).Replace("-", string.Empty);
Result: 0102040...
Overlaying histograms with ggplot2 in R
...th some output:
dat <- data.frame(xx = c(runif(100,20,50),runif(100,40,80),runif(100,0,30)),yy = rep(letters[1:3],each = 100))
ggplot(dat,aes(x=xx)) +
geom_histogram(data=subset(dat,yy == 'a'),fill = "red", alpha = 0.2) +
geom_histogram(data=subset(dat,yy == 'b'),fill = "blue", alpha =...
Disable cache for some images
...<img src="image.png" />
Would become
<img src="image.png?dummy=8484744" />
Or
<img src="image.png?dummy=371662" />
From the point of view of the web-server the same file is accessed, but from the point of view of the browser no caching can be performed.
The random number g...
Set default value of an integer column SQLite
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edited May 10 '17 at 8:48
answered May 8 '17 at 9:08
f...
What's the difference between Protocol Buffers and Flatbuffers?
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128
I wrote a detailed comparison of a few serialization systems, including Protobufs and FlatBuffer...
How to get highcharts dates in the x axis?
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answered Aug 18 '11 at 9:12
eolssoneolsson
11.4k22 gold badges3838 silver badges4242 bronze badges
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Creating a new dictionary in Python
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687
Call dict with no parameters
new_dict = dict()
or simply write
new_dict = {}
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“The given path's format is not supported.”
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edited Sep 8 '11 at 13:27
Justin
78.2k4545 gold badges203203 silver badges343343 bronze badges
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Bootstrap Modal immediately disappearing
...avoid this.
– Worthy7
Jul 29 '16 at 8:55
1
This fixed my problem also. For me, I had my theme's ...
Bash script to receive and repass quoted parameters
... "$@" works with any Bourne shell or Bourne shell derivative (from 1978 onwards), including Korn and Bash. Probably 95% of the time, using "$@" is correct and $* is wrong.
– Jonathan Leffler
Jan 16 '09 at 8:03
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