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How can I convert byte size into a human-readable format in Java?
...matting byte size to human readable format | Programming.Guide
SI (1 k = 1,000)
public static String humanReadableByteCountSI(long bytes) {
if (-1000 < bytes && bytes < 1000) {
return bytes + " B";
}
CharacterIterator ci = new StringCharacterIterator("kMGTPE");
...
How do you configure logging in Hibernate 4 to use SLF4J
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60
Look to https://github.com/jboss-logging/jboss-logging/blob/master/src/main/java/org/jboss/loggi...
How do I recover/resynchronise after someone pushes a rebase or a reset to a published branch?
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answered Nov 3 '10 at 7:08
Aristotle PagaltzisAristotle Pagaltzis
97k2020 gold badges9494 silver badges9595 bronze badges
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Omit rows containing specific column of NA
... put it into a function thusly:
DF <- data.frame(x = c(1, 2, 3), y = c(0, 10, NA), z=c(NA, 33, 22))
completeFun <- function(data, desiredCols) {
completeVec <- complete.cases(data[, desiredCols])
return(data[completeVec, ])
}
completeFun(DF, "y")
# x y z
# 1 1 0 NA
# 2 2 10 33
...
How to return PDF to browser in MVC?
... line in your controller action would be something like:
return File("Chap0101.pdf", "application/pdf");
If you are generating this PDF dynamically, it may be better to use a MemoryStream, and create the document in memory instead of saving to file. The code would be something like:
Document doc...
vertical align middle in
I want to keep the height of #abc div at 50px and text to align vertically in the middle of the div .
10 Answers
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Getting parts of a URL (Regex)
...ers
and anchors e.g.
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash
^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$
RexEx positions:
url: RegExp['$&'],
protocol:RegExp.$2,
host:RegExp.$3,
...
Loop inside React JSX
...the arguments to a function call would go:
return tbody(
for (var i = 0; i < numrows; i++) {
ObjectRow()
}
)
See how the function tbody is being passed a for loop as an argument – leading to a syntax error.
But you can make an array, and then pass that in as an argument:
v...
Maintain/Save/Restore scroll position when returning to a ListView
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20 Answers
20
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