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Converting RGB to grayscale/intensity
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@twerdster Neither set of coefficients are correct. .3,.6,.11 is the old NTSC standard, not sRGB/Rec709 (which is what the web and most computers use). And your 0.25,0.5,0.25 is not a reasonable tradeoff — B is only 7% of luminance, you're wr...
Open URL under cursor in Vim with browser
... On Gnome and Mac OS X it's already use gnome-open/open. Generally you can set g:netrw_browsex_viewer to anything you want.
Original answer:
Don't remember where I get this function. There is a bug with hash (#) in the url, but the function works well enough that I won't bother fixing it.
funct...
Node.js project naming conventions for files & folders
...ory/file structure. However most (professional) express applications use a setup like:
/
/bin - scripts, helpers, binaries
/lib - your application
/config - your configuration
/public - your public files
/test - your tests
An example which uses this setup is nodejs-starter.
I personall...
Div height 100% and expands to fit content
I have a div element on my page with its height set to 100%. The height of the body is also set to 100%. The inner div has a background and all that and is different from the body background. This works for making the div height 100% of the browser screen height, but the problem is I have content i...
UILabel with text of two different colors
... value:[UIColor redColor]
range:NSMakeRange(10, 1)];
[label setAttributedText: text];
I created a UILabel extension to do it.
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#import using angle brackets < > and quote marks “ ”
...;" you have to put the header files (*.h) in the lib folder of compiler or set a SYSTEM VARIABLES ponting to your lib folder.
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When to use Mockito.verify()?
...eractions with other units. "Units" here might mean classes, or larger subsets of your application.
Update:
I feel that this doesn't apply just to verification, but to stubbing as well. As soon as you stub a method of a collaborator class, your unit test has become, in some sense, dependent on i...
Given the lat/long coordinates, how can we find out the city/country?
For example if we have these set of coordinates
14 Answers
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java.lang.OutOfMemoryError: Java heap space in Maven
...ons and have tried to export MAVEN_OPTS=-Xmx1024m, but it did not work.
Setting the Xmx options using MAVEN_OPTS does work, it does configure the JVM used to start Maven. That being said, the maven-surefire-plugin forks a new JVM by default, and your MAVEN_OPTS are thus not passed.
To configure ...
How to make type=“number” to positive numbers only
...idation it does when typing so you can enter non-numeric values. With step set it only lets you type in values outside of the min-max range - still wrong, but better.
– David Burton
Mar 3 '16 at 12:53
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