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XPath query to get nth instance of an element
...I just assumed simple left-to-right precedence).
– rlandster
Oct 24 '10 at 16:30
11
@rlandster: T...
How do you do a case insensitive search using a pattern modifier using less?
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You can also type command -I while less is running. It toggles case sensitivity for searches.
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Get the POST request body from HttpServletRequest
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In Java 8, you can do it in a simpler and clean way :
if ("POST".equalsIgnoreCase(request.getMethod()))
{
test = request.getReader().lines().collect(Collectors.joining(System.lineSeparator()));
}
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How to change legend title in ggplot
I have the following plot like below.
It was created with this command:
12 Answers
12...
How do I check if a Sql server string is null or empty
...ompany.Offer_Text) AS Offer_Text
FROM ...
is the most elegant solution.
And to break it down a bit in pseudo code:
// a) NULLIF:
if (listing.Offer_Text == '')
temp := null;
else
temp := listing.Offer_Text; // may now be null or non-null, but not ''
// b) ISNULL:
if (temp is null)
result :=...
How to make maven build platform independent?
...rties>
Absence of this means you are using platform specific encoding and that's why the warning.
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How to write asynchronous functions for Node.js
... non-blocking IO because non blocking IO is better. The best way to understand it is to go watch some videos by ryan dahl.
How do I write asynchronous functions for Node?
Just write normal functions, the only difference is that they are not executed immediately but passed around as callbacks.
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
...tions/TextEdit.app/Contents/MacOS/TextEdit"
or just type the following command into your Terminal:
echo "export EDITOR=\"/Applications/TextEdit.app/Contents/MacOS/TextEdit\"" >> ~/.bashrc
If you are using zsh, use ~/.zshrc instead of ~/.bashrc.
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Django: Display Choice Value
...rio)? Ideally without the overhead of instantiating the Models one by one and calling get_field_display().
– DylanYoung
Mar 23 '17 at 17:34
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Invoke-WebRequest, POST with parameters
I'm attempting to POST to a uri, and send the parameter username=me
4 Answers
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