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How to get rid of blank pages in PDF exported from SSRS
...than the page width.
Remember: (Body Width + Left margin + Right margin) <= (Page width)
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ggplot2 plot without axes, legends, etc
...se's answer, you can remove a lot of this stuff using element_blank:
dat <- data.frame(x=runif(10),y=runif(10))
p <- ggplot(dat, aes(x=x, y=y)) +
geom_point() +
scale_x_continuous(expand=c(0,0)) +
scale_y_continuous(expand=c(0,0))
p + theme(axis.line=element_bla...
Get the name of an object's type
...f thing's class, regardless of thing's type, is thing.constructor.name. Builtin constructors in an ES2015 environment have the correct name property; for instance (2).constructor.name is "Number".
But here are various hacks that all fall down in one way or another:
Here is a hack that will do what ...
C# static class constructor
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You don't have to manually add &nbsp; and <br> for formatting. Paste your actual code and select it. And then click on {} in the stack overflow editor. It will add 4 spaces
– adiga
Apr 9 '19 at 6:54
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PHP - Merging two arrays into one array (also Remove Duplicates)
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Its worth noting that array_unique returns the filtered array (rather than acting directly on the array parameter passed in) so you need to store the result before you can use it
– Mike
Nov 10 '15 at 16:17
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Why check both isset() and !empty()
...try the following code with $the_var unassigned, set to 0, and set to 1.
<?php
#$the_var = 0;
if (isset($the_var)) {
echo "set";
} else {
echo "not set";
}
echo "\n";
if (empty($the_var)) {
echo "empty";
} else {
echo "not empty";
}
?>
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Insert string at specified position
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This should be the accepted answer. Built-in functions take precedence over user-created functions any day.
– Benjam
Nov 4 '13 at 17:15
13
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Cropping an UIImage
...could use a UIImageView and adjust the crop mode to achieve the same results, but these images are sometimes displayed in UIWebViews ).
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Basic HTTP authentication with Node and Express 4
... this answer.
Why?
req.headers.authorization contains the value "Basic <base64 string>", but it can also be empty and we don't want it to fail, hence the weird combo of || ''
Node doesn't know atob() and btoa(), hence the Buffer
ES6 -> ES5
const is just var .. sort of
(x, y) => {...
What happens to git commits created in a detached HEAD state?
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Alternatively you can switch to an existing branch and do "git merge HEAD@{n}" n corresponding to the "lost" commit listed in reflog.
– eaykin
Jun 28 '16 at 14:35
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