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What's the “big idea” behind compojure routes?
...parate function).
This might be a good point to have a look at a simple example:
(def example-route (GET "/" [] "<html>...</html>"))
Let's test this at the REPL (the request map below is the minimal valid Ring request map):
user> (example-route {:server-port 80
...
How can I shuffle the lines of a text file on the Unix command line or in a shell script?
... well, you get the picture. It has been pointed out that sort -R doesn't really shuffle but instead sort items according to their hash value.
[Editor's note: sort -R almost shuffles, except that duplicate lines / sort keys always end up next to each other. In other words: only with unique input lin...
Check existence of input argument in a Bash shell script
...o do it this way, in terse syntax and still POSIX acceptable. [ -z "$1" ] && echo "No argument supplied" I prefer one-liners, as they are easier for me; and it's also faster to check exit value, compared to using if
– J. M. Becker
Jun 2 '12 at 20:38
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How to pipe input to a Bash while loop and preserve variables after loop ends
Bash allows to use: cat <(echo "$FILECONTENT")
3 Answers
3
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Clean way to launch the web browser from shell script?
...riables.
Use the correct test operators in the correct way.
Here is an example:
#!/bin/bash
if which xdg-open > /dev/null
then
xdg-open URL
elif which gnome-open > /dev/null
then
gnome-open URL
fi
Maybe this version is slightly better (still untested):
#!/bin/bash
URL=$1
[[ -x $BROWS...
How can I prevent the backspace key from navigating back?
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Please test my example, you may wish to update your code accordingly.
– Biff MaGriff
Nov 21 '11 at 22:46
10
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Error: Can't set headers after they are sent to the client
...es to send a header after some of the body has already been written. For example, look for callbacks that are accidentally called twice, or any error that happens after the body is sent.
In your case, you called res.redirect(), which caused the response to become Finished. Then your code threw an er...
Changing the browser zoom level
... document.body.style.zoom = "80%";
}
</script>
<img src="example.jpg" alt="example" onclick="toggleZoomScreen()">
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Difference between Char.IsDigit() and Char.IsNumber() in C#
...er literals. Here's the code in case anyone wants it: character >= '0' && character <= '9'.
– Sam
Dec 12 '13 at 5:15
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How should I choose an authentication library for CodeIgniter? [closed]
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Unactivated accounts auto-expire
Simple yet effective error handling
Uses phpass for hashing (and also hashes autologin codes in the DB)
Does not use security questions
Separation of user and profile data is very nice
Very reasonable security model around failed login attempts (good protection agai...