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Window vs Page vs UserControl for WPF navigation?

...at you can add to your UI the same way you would add any other control. Usually I create a UserControl when I want to build in some custom functionality (for example, a CalendarControl), or when I have a large amount of related XAML code, such as a View when using the MVVM design pattern. When navi...
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Running a cron job at 2:30 AM everyday

...mmand Crontab Format: MIN HOUR DOM MON DOW CMD Format Meanings and Allowed Value: MIN Minute field 0 to 59 HOUR Hour field 0 to 23 DOM Day of Month 1-31 MON Month field 1-12 DOW Day Of Week 0-6 CMD Command Any command to be executed. Restart cro...
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Invoking a static method using reflection

...the method is private use getDeclaredMethod() instead of getMethod(). And call setAccessible(true) on the method object. share | improve this answer | follow |...
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Reverse colormap in matplotlib

... The standard colormaps also all have reversed versions. They have the same names with _r tacked on to the end. (Documentation here.) share | improve th...
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What is resource-ref in web.xml used for?

...y their JNDI name as configured in the container, but if you do so, essentially you are wiring the container-specific name into your code. This has some disadvantages, for example, if you'll ever want to change the name later for some reason, you'll need to update all the references in all your appl...
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HTML img scaling

... Only set the width or height, and it will scale the other automatically. And yes you can use a percentage. The first part can be done, but requires JavaScript, so might not work for all users. share | ...
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history.replaceState() example?

...ight be to keep using replaceState() and simply set the document title manually document.title = "title" – newshorts Nov 7 '16 at 18:49 add a comment  |  ...
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How to make a cross-module variable?

...as if a global from any other module that includes __builtin__ -- which is all of them, by default. a.py contains print foo b.py contains import __builtin__ __builtin__.foo = 1 import a The result is that "1" is printed. Edit: The __builtin__ module is available as the local symbol __builtin...
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How to check which locks are held on a table

...other responses, sp_lock can also be used to dump full lock information on all running processes. The output can be overwhelming, but if you want to know exactly what is locked, it's a valuable one to run. I usually use it along with sp_who2 to quickly zero in on locking problems. There are multi...
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How do I install package.json dependencies in the current directory using npm

...e a web app: fooapp . I have a package.json in the root. I want to install all the dependencies in a specific node_modules directory . How do I do this? ...