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Determine font color based on background color
...ebsite for instance) that lets a user customize the background color for some section but not the font color (to keep number of options to a minimum), is there a way to programmatically determine if a "light" or "dark" font color is necessary?
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JavaScript property access: dot notation vs. brackets?
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Secondly, square bracket notation is useful when dealing with
property names which vary in a predictable way:
for (var i = 0; i < 10; i++) {
someFunction(myForm["myControlNumber" + i]);
}
Roundup:
Dot notation is faster to write and clearer to read.
Square bracket notation allow...
UILabel - auto-size label to fit text?
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Please check out my gist where I have made a category for UILabel for something very similar, my category lets a UILabel stretch it's height to show all the content: https://gist.github.com/1005520
Or check out this post: https://stackoverflow.com/a/7242981/662605
This would stretch the height...
jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
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The reason for the error is the same origin policy. It only allows you to do XMLHTTPRequests to your own domain. See if you can use a JSONP callback instead:
$.getJSON( 'http://<url>/api.php?callback=?', function ( data ) { alert ( data ); } );
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Android RatingBar change star colors [closed]
...ate your own style, by cloning one of the existing styles (from $ANDROID_HOME/platforms/$SDK/data/res/values/styles.xml), putting it in your own project's styles.xml, and referencing it when you add the widget to a layout.
Step #2: Create your own LayerDrawable XML resources for the RatingBar, poin...
Find mouse position relative to element
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For people using JQuery:
Sometimes, when you have nested elements, one of them with the event attached to it, it can be confusing to understand what your browser sees as the parent. Here, you can specify which parent.
You take the mouse position, and t...
How to return a string value from a Bash function
...-f : you have to be really careful on what you have in this function "getSomeString()" as having any code which will eventually echo will mean that you get incorrect return string.
– Mani
Sep 14 '12 at 16:38
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Swift and mutating struct
There is something that I don't entirely understand when it comes to mutating value types in Swift.
7 Answers
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Best way to detect when a user leaves a web page?
...confirmation). Firefox has a hidden preference in about:config to do the same. In essence this means the user always confirms that the document may be unloaded.
– MJB
Jan 19 '15 at 17:29
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asp.net mvc: why is Html.CheckBox generating an additional hidden input
...heckbox on form not with Html.Hidden, but with <input type="checkbox" name="MyTestCheckboxValue"></input>. Leave checkbox unchecked, submit form and look at posted request values on server side. You'll see that there is no checkbox value. If you had hidden field, it would contain MyTestC...