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Cannot refer to a non-final variable inside an inner class defined in a different method
...have been cleaned up.
By making lastPrice and price final, they are not really variables anymore, but constants. The compiler can then just replace the use of lastPrice and price in the anonymous class with the values of the constants (at compile time, of course), and you won't have the problem wit...
Showing which files have changed between two revisions
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This has come in handy especially with large branches containing a lot of differences.
– vandsh
Apr 7 '15 at 18:07
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Word wrap for a label in Windows Forms
...The big problem here is that the label will not change its height automatically (only width). To get this right you will need to subclass the label and include vertical resize logic.
Basically what you need to do in OnPaint is:
Measure the height of the text (Graphics.MeasureString).
If the label...
How to Select Columns in Editors (Atom,Notepad++, Kate, VIM, Sublime, Textpad,etc) and IDEs (NetBean
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And it is called "Block Selection Mode" in Kate, if you, like me, were searching for it in the Edit menu.
– ReneSac
Apr 19 '15 at 20:52
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How to split a comma-separated string?
...";
List<String> elephantList = Arrays.asList(str.split(","));
Basically the .split() method will split the string according to (in this case) delimiter you are passing and will return an array of strings.
However, you seem to be after a List of Strings rather than an array, so the array mu...
How do I specify unique constraint for multiple columns in MySQL?
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That way combination of three would be unique? Or all individual three columns would be unique?
– Gary Lindahl
Sep 15 '11 at 0:03
100
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Elegant way to combine multiple collections of elements?
...pe List<List<int>> , I could use SelectMany to combine them all into one collection.
11 Answers
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HTML: How to limit file upload to be only images?
...t="image/*". But we can still change it from the dropdown and it will show all files. So the Javascript part validates whether or not the selected file is an actual image.
<div class="col-sm-8 img-upload-section">
<input name="image3" type="file" accept="image/*" id="menu_images"/>...
Convert Enum to String
... my opinion this should be preferred whenever possible. 'Rename' and 'find all references' take it into account as well, potentially avoiding magic strings and duplicate constants.
– Timo
Jan 13 '16 at 10:06
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How do I install Python packages on Windows?
I'm having a hard time setting up python packages. EasyInstall from SetupTools is supposed to help that, but they don't have an executable for Python 2.6.
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