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How to access the content of an iframe with jQuery?
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</script>
</head>
<body>
<iframe src="mifile.html" id="iView" style="width:200px;height:70px;border:dotted 1px red" frameborder="0"></iframe>
</body>
</html>
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PHP Remove elements from associative array
...etimes an application architecture doesn't want you to mess with the array id, or makes it inconvenient. For instance, I use CakePHP quite a lot, and a database query returns the primary key as a value in each record, very similar to the above.
Assuming the array is not stupidly large, I would use...
PostgreSQL: Can you create an index in the CREATE TABLE definition?
... answered Jun 4 '11 at 22:04
ridrid
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How to convert a private key to an RSA private key?
...f OpenSSL say BEGIN PRIVATE KEY because they contain the private key + an OID that identifies the key type (this is known as PKCS8 format). To get the old style key (known as either PKCS1 or traditional OpenSSL format) you can do this:
openssl rsa -in server.key -out server_new.key
Alternately, i...
How to detect page zoom level in all modern browsers?
...body,r = body.getBoundingClientRect(); return (r.left-r.right)/body.offsetWidth; (thanks to this example or this answer)
FF3.5 ONLY: screen.width / media query screen width (see below) (takes advantage of the fact that screen.width uses device pixels but MQ width uses CSS pixels--thanks to Quirksmod...
Why is the String class declared final in Java?
...lang.String is declared as final in Java, I was wondering why that is. I didn't find any answer back then, but this post: How to create a replica of String class in Java? reminded me of my query.
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Is SecureRandom thread safe?
...application. The ThreadLocalRandom class could be used as a pattern to provide a solution that supports SecureRandom.
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jQuery append() vs appendChild()
...ppend.
You can pass multiple arguments.
var elm = document.getElementById('div1');
elm.append(document.createElement('p'),document.createElement('span'),document.createElement('div'));
console.log(elm.innerHTML);
<div id="div1"></div>
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Reconnection of Client when server reboots in WebSocket
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You should add "ws = null;" before setTimeout() to avoid multiply ws objects and eventHandligs
– Max
Oct 3 '16 at 15:32
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Change navbar color in Twitter Bootstrap
...ault .navbar-toggle .icon-bar {
background-color: #CCC;
}
@media (max-width: 767px) {
.navbar-default .navbar-nav .open .dropdown-menu > li > a {
color: #777;
}
.navbar-default .navbar-nav .open .dropdown-menu > li > a:hover,
.navbar-default .navbar-nav .open ...