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Datatable vs Dataset
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edited Apr 30 '15 at 10:31
Hossein Narimani Rad
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Django connection to PostgreSQL: “Peer authentication failed”
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edited Sep 18 '17 at 11:05
answered Nov 22 '11 at 18:39
T...
How to change the playing speed of videos in HTML5?
...o twice as fast */
document.querySelector('video').defaultPlaybackRate = 2.0;
document.querySelector('video').play();
/* now play three times as fast just for the heck of it */
document.querySelector('video').playbackRate = 3.0;
The above works on Chrome 43+, Firefox 20+, IE 9+, Edge 12+.
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Selecting the first “n” items with jQuery
...d to select just the first "n" items from the page, for example the first 20 links instead of selecting all of them with the usual
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CSS selector for a checked radio button's label
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DazBaldwin
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answered Sep 16 '09 at 8:54
StephenStephen
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Iterate through the fields of a struct in Go
....ValueOf(x)
values := make([]interface{}, v.NumField())
for i := 0; i < v.NumField(); i++ {
values[i] = v.Field(i).Interface()
}
fmt.Println(values)
}
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improve ...
Breaking loop when “warnings()” appear in R
... 1:3) {
cat(i, "\n")
as.numeric(c("1", "NA"))
}}
# warn = 0 (default) -- warnings as warnings!
j()
# 1
# 2
# 3
# Warning messages:
# 1: NAs introduced by coercion
# 2: NAs introduced by coercion
# 3: NAs introduced by coercion
# warn = 2 -- warnings as errors
options(warn=2)
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How to calculate a mod b in Python?
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answered Jun 13 '09 at 16:59
eduffyeduffy
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How to merge two sorted arrays into a sorted array? [closed]
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Sumit Singh
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answered May 11 '11 at 1:19
Greg HewgillGreg Hewgill
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In Java, how do I convert a byte array to a string of hex digits while keeping leading zeros? [dupli
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106
A simple approach would be to check how many digits are output by Integer.toHexString() and add...