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How to write a:hover in inline CSS?
...t in inline CSS inside the HTML style attribute.
– jj_
Apr 5 '16 at 21:15
3
I know, jj_- however ...
What's an appropriate HTTP status code to return by a REST API service for a validation failure?
...for validation failures over 400 - Bad Request
– java_geek
Oct 7 '14 at 10:05
add a comment
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Get all unique values in a JavaScript array (remove duplicates)
...
let unique_values = [...new Set(random_array)]; developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– Lukas Liesis
Nov 19 '16 at 15:07
...
Order discrete x scale by frequency/value
...library(ggplot2)
# Automatic levels
ggplot(mtcars, aes(factor(cyl))) + geom_bar()
# Manual levels
cyl_table <- table(mtcars$cyl)
cyl_levels <- names(cyl_table)[order(cyl_table)]
mtcars$cyl2 <- factor(mtcars$cyl, levels = cyl_levels)
# Just to be clear, the above line is no different...
Null vs. False vs. 0 in PHP
...ity a function can return false for non existent values (e.g. strpos, input_filter) and null for failure (e.g. input_filter). so the answer is, use ===false and/or ===null, after reading that particular function documentation.
– gcb
Apr 18 '11 at 9:33
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Team Build Error: The Path … is already mapped to workspace
..., I entered "/collection:http:<server>:808/tfs/<collection> ..._then_ the workspacename;workspaceowner... worked as expected. My issue was due to re-creating a build definition by the same name.
– efisher
Jun 4 '13 at 0:46
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Knight's Shortest Path on Chessboard
...oints in a graph can be found using http://en.wikipedia.org/wiki/Dijkstra's_algorithm
Pseudo-code from wikipedia-page:
function Dijkstra(Graph, source):
for each vertex v in Graph: // Initializations
dist[v] := infinity // Unknown distance function from source to ...
Argparse: Way to include default values in '--help'?
...parser = argparse.ArgumentParser(
# ... other options ...
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
To quote the documentation:
The other formatter class available, ArgumentDefaultsHelpFormatter, will add information about the default value of each of the arguments.
Not...
Golang production web application configuration
... timeout server 50000
frontend http
bind :80
acl is_stats hdr(host) -i hastats.myapp.com
use_backend stats if is_stats
default_backend myapp
capture request header Host len 20
capture request h...
NPM cannot install dependencies - Attempt to unlock something which hasn't been locked
...user!):
sudo chown -R $USER ~/.npm
sudo chown -R $USER /usr/local/lib/node_modules
...and...if you're on a mac (like I am), and still see errors after running these commands, then run this last one and you should be good. (Recommend you try testing before you do this one. I don't like changing th...