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SQL set values of one column equal to values of another column in the same table
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Sounds like you're working in just one table so something like this:
update your_table
set B = A
where B is null
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What does “The APR based Apache Tomcat Native library was not found” mean?
I am using Tomcat 7 in Eclipse on Windows. When starting Tomcat, I am getting the following info message:
12 Answers
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How to completely uninstall Android Studio on Mac?
... Macbook Pro and I messed up with it every time I open it. It gives me plugin errors and several other errors. I need to uninstall it completely from my mac. I tried to delete it from my mac and then install it again as if you would do the first time, but it did nothing and now the same problems occ...
Vim clear last search highlighting
After doing a search in Vim, I get all the occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found.
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Setting the filter to an OpenFileDialog to allow the typical image formats?
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Follow this pattern if you browsing for image files:
dialog.Filter = "Image files (*.jpg, *.jpeg, *.jpe, *.jfif, *.png) | *.jpg; *.jpeg; *.jpe; *.jfif; *.png";
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Eclipse: How do you change the highlight color of the currently selected method/expression?
In eclipse, when your cursor is placed on a method (or other things), other places the method exists are highlighted. I'd like to change the color of this highlight, but after scouring the eclipse preferences many times in all 3 places, I have yet to find it.
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How to show method parameter tooltip in C#?
...Space will do what you want.
You might want to check out a poster of key bindings.
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Android set height and width of Custom view programmatically
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graphView.setLayoutParams(new LayoutParams(width, height));
This is fine if you know the exact size of the view. However, if you want a more flexible approach, you can override the onMeasure() method to measure the view more precisely depending on the space available and layout constraints (wr...
How to prevent Node.js from exiting while waiting for a callback?
...e module developer .
If a module is a quick port from a synchronous/blocking version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently.
This is a sneaky bug, that is one that the module developer mig...
Remove menu and status bars in TinyMCE 4
I am trying to remove the menu and status bars from TinyMCE 4 because I want to setup a very basic editor. Is this possible?
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