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How do you clone a BufferedImage
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copyData(null) does not always work because it may work on a parent raster (ie. when the image is a sub image), see my modified answer
– user1050755
Nov 12 '14 at 19:21
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How to set enum to null
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You can either use the "?" operator for a nullable type.
public Color? myColor = null;
Or use the standard practice for enums that cannot be null by having the FIRST value in the enum (aka 0) be the default value. For example ...
Where is nodejs log file?
I can't find a place where nodejs log file is stored.
Because in my node server I have "Segmentation fault", I want to look at log file for additional info...
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how to add script src inside a View when using Layout
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Depending how you want to implement it (if there was a specific location you wanted the scripts) you could implement a @section within your _Layout which would enable you to add additional scripts from the view itself, while still retaining structure. e.g.
_Layout
<!DOCTYPE html>
&l...
Hide hidden(dot) files in github atom editor
...Installed Packages" type: "Tree View". This package has a few settings you can toggle, "Hide Ignored Names" is what you're looking for.
It's a really buried setting, not sure why.
You can also add it to your config:
'tree-view':
'hideIgnoredNames': true
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How to empty/destroy a session in rails?
I can't seem to find it anywhere... How do I delete/destroy/reset/empty/clear a user's session in Rails? Not just one value but the whole thing..
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How to do a join in linq to sql with method syntax?
... SomeOtherClass = soc
});
As you can see, when it comes to joins, query syntax is usually much more readable than lambda syntax.
share
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Remove scroll bar track from ScrollView in Android
My Android app has a main WebView (HTML loaded from a local resource) which I want to use the entire width of the screen and be able to make (vertically) scrollable. So I've wrapped the WebView in a ScrollView in my layout XML, but no matter what I do I can't seem to be able to remove the scroll bar...
Crontab Day of the Week syntax
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0 and 7 both stand for Sunday, you can use the one you want, so writing 0-6 or 1-7 has the same result.
Also, as suggested by @Henrik, it is possible to replace numbers by shortened name of days, such as MON, THU, etc:
0 - Sun Sunday
1 - Mon Monday...
Ruby regular expression using variable name
...var}/, 'foo' ) # => "a test foo"
Things get more interesting if var can contain regular expression meta-characters. If it does and you want those matacharacters to do what they usually do in a regular expression, then the same gsub will work:
var = "Value|a|test"
str = "a test Value"
str.gs...