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How to bind inverse boolean properties in WPF?
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You can use a ValueConverter that inverts a bool property for you.
XAML:
IsEnabled="{Binding Path=IsReadOnly, Converter={StaticResource InverseBooleanConverter}}"
Converter:
[ValueConversion(typeof(bool), typeof(bool))]
public class InverseBooleanCon...
Get environment variable value in Dockerfile
I'm building a container for a ruby app. My app's configuration is contained within environment variables (loaded inside the app with dotenv ).
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How can I check if a View exists in a Database?
I have some SQL code that needs to be executed if a certain View exists in a database. How would I go about checking if the View exists?
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Python: how to print range a-z?
1. Print a-n: a b c d e f g h i j k l m n
17 Answers
17
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Are PHP short tags acceptable to use?
Here's the information according to the official documentation :
28 Answers
28
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Converting XML to JSON using Python?
I've seen a fair share of ungainly XML->JSON code on the web, and having interacted with Stack's users for a bit, I'm convinced that this crowd can help more than the first few pages of Google results can.
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Simultaneously merge multiple data.frames in a list
...rames that I want to merge. The issue here is that each data.frame differs in terms of the number of rows and columns, but they all share the key variables (which I've called "var1" and "var2" in the code below). If the data.frames were identical in terms of columns, I could merely rbind , for ...
How do I list all cron jobs for all users?
Is there a command or an existing script that will let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /e...
Programmatically align a toolbar on top of the iPhone keyboard
In several cases I want to add a toolbar to the top of the iPhone keyboard (as in iPhone Safari when you're navigating form elements, for example).
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Equivalent of String.format in jQuery
I'm trying to move some JavaScript code from MicrosoftAjax to JQuery. I use the JavaScript equivalents in MicrosoftAjax of the popular .net methods, e.g. String.format(), String.startsWith(), etc. Are there equivalents to them in jQuery?
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