call javascript function onchange event of dropdown list
Your code is working just fine, you have to declare javscript method before DOM ready.
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How do I desaturate and saturate an image using CSS?
You just have to reverse the grayscale for each browser prefix CSS property: img:hover { filter: none; -webkit-filter: grayscale(0%); -moz-filter: grayscale(0%); -ms-filter: grayscale(0%); -o-filter: grayscale(0%); cursor: pointer; } http://jsfiddle.net/7mNEC/1/
draw image with opacity on to a canvas [duplicate]
Use globalAlpha but make sure that you set it before drawing the image: ctx.globalAlpha = 0.4;
CSS: last-child of parent
You can use .parent > *:last-child or just .parent > :last-child An asterisk (*) is the universal selector for CSS. It matches a single element of any type. Omitting the asterisk with simple selectors has the same effect. .parent > *:last-child { background-color: red; } <div class=”parent”> <p>First child</p> <input type=”text” placeholder=”Second child” /> <div>Third … Read more
How to ensure two words stay on the same line?
Just apply a non-breaking space ( ) between the two words: word1 word2 This is especially useful when it comes to french punctuation and numbers If you need this on a larger scale then you can use CSS: div { white-space: nowrap; } <div>word 1 word2 word3</div> You would have to use this method if you are … Read more
Centering an tag
Try margin: auto; <hr style=”width:100px; margin: auto;” />
What does “both” mean in
Both means “every item in a set of two things”. The two things being “left” and “right”
HTTP 403 on images loaded from googleusercontent.com
Add referrerpolicy=”no-referrer” attribute <img src=”your-google-link-here” referrerpolicy=”no-referrer”/>
How can I make an input field read only but still have it send data back to a form?
Adding a hidden field with the same name will sends the data when the form is submitted. <input type=”hidden” name=”my_name” value=”blablabla” /> <input type=”text” name=”my_name” value=”blablabla” disabled=”disabled” />
Why hyphen (-) separated class names are widely used in CSS [closed]
Readability: ui-helper-reset readable, uiHelperReset unreadable. Safe delimiter: When using attribute selectors like [class^=”icon-“], [class*=” icon-“] to specifically and safely target the specific classname styles by prefix, while preventing i.e: .iconography to be matched. Ease of use: In every decent code editor, if you use – to separate combined-class-name you can easily highlight a desired portion … Read more