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Gray out image with CSS?

...set that to be gray (change the alpha to get the effect). html: <div id="wrapper"> <img id="myImage" src="something.jpg" /> </div> css: #myImage { opacity: 0.4; filter: alpha(opacity=40); /* msie */ } /* or */ #wrapper { opacity: 0.4; filter: alpha(opacit...
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How can I render a list select box (dropdown) with bootstrap?

...nu which appears is boxy, less pretty, like the alert box your browser provides. Small issue really. The un-clicked selector looks exactly like a Bootstrap one, however. – Robert Nov 3 '16 at 8:40 ...
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Getting rid of bullet points from

... Assuming that didn't work, you might want to combine the id-based selector with the li in order to apply the css to the li elements: #otis li { list-style-type: none; } Reference: list-style-type at the Mozilla Developer Center. ...
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How to check if field is null or empty in MySQL?

... You can use the IFNULL function inside the IF. This will be a little shorter, and there will be fewer repetitions of the field name. SELECT IF(IFNULL(field1, '') = '', 'empty', field1) AS field1 FROM tablename ...
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ROW_NUMBER() in MySQL

...solution is basically the same as if someone would try to find the largest id with the following query: SELECT t1.id FROM test t1 LEFT JOIN test t2 ON t1.id>t2.id WHERE t2.id IS NULL; Does not it require n*n/2 + n/2 IS NULL comparisons to find the single row? Do there happen any optimizations I d...
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Adding asterisk to required fields in Bootstrap 3

...ss='text'> <!-- use this class --> <input class="" id="id_tos" name="tos" required="required" type="checkbox" /> I have read and agree to the Terms of Service </label> </div> </div> </div> Ok third edit: CSS back to what is w...
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How to clear Facebook Sharer cache?

...FER, true ); curl_setopt( $ch, CURLOPT_POST, true ); $params = array( 'id' => '<update_url>', 'scrape' => true ); $data = http_build_query( $params ); curl_setopt( $ch, CURLOPT_POSTFIELDS, $data ); curl_exec( $ch ); $httpCode = curl_getinfo( $ch, CURLINFO_HTTP_CODE ); ...
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Leaflet - How to find existing markers, and delete markers?

...er and also getting all the present/added markers : Here is the entire JSFiddle code . Also here is the full page demo. Adding the marker : // Script for adding marker on map click map.on('click', onMapClick); function onMapClick(e) { var geojsonFeature = { "type": "Feature", ...
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Getting the parent div of element

... This might help you. ParentID = pDoc.offsetParent; alert(ParentID.id); share | improve this answer | follow |...
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How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause

...ect. In this regard, orphanRemoval=true and cascade=CascadeType.REMOVE are identical, and if orphanRemoval=true is specified, CascadeType.REMOVE is redundant. The difference between the two settings is in the response to disconnecting a relationship. For example, such as when setting the address fi...