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How do I get the number of days between two dates in JavaScript?

...diff(first, second) { // Take the difference between the dates and divide by milliseconds per day. // Round to nearest whole number to deal with DST. return Math.round((second-first)/(1000*60*60*24)); } alert(datediff(parseDate(first.value), parseDate(second.value))); <input i...
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How to access the content of an iframe with jQuery?

... </script> </head> <body> <iframe src="mifile.html" id="iView" style="width:200px;height:70px;border:dotted 1px red" frameborder="0"></iframe> </body> </html> share | ...
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Reconnection of Client when server reboots in WebSocket

... 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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'git branch -av' showing remote branch that no longer exists

...ence to anything. Instead, it actually contains the SHA-1 hash (the commit id) of the commit you are switching to. Now, how to check out a local branch, that is the same as the remote branch? Easy, you create a local branch, at the time of checkout remote branch. $ git checkout -b my_local_br...
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Pushing empty commits to remote

...ld like to change the commit message but AFAIK it is not possible. So i decided to create empty commit with correct message: ...
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Sending emails in Node.js? [closed]

...e Buffers as nodemailer requires. Means that you can link it to, f.e., formidable to pass the attachments from an html form to the mailer. It also supports queueing.. All in all, no idea why nodejitsu ppl chose nodemailer to base their version on, emailjs is just much more advanced. ...
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How to change options of with jQuery?

...gt;</option>').attr("value", "option value").text("Text"); $("#selectId").empty().append(option); If you have your new options in an object you can: var newOptions = {"Option 1": "value1", "Option 2": "value2", "Option 3": "value3" }; var $el = $("#selectId"); $el.empty(); // remove ol...
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jQuery Scroll To bottom of the page

... $(document).height()-$(window).height() }); To scroll to a particular ID, use its .scrollTop(), like this: $("html, body").animate({ scrollTop: $("#myID").scrollTop() }, 1000); share | improv...
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JPA: what is the proper pattern for iterating over large result sets?

...setMaxResults(max).getResultList(); } then, use it like this: private void iterateAll() { int offset = 0; List<Model> models; while ((models = Model.getAllModelsIterable(offset, 100)).size() > 0) { entityManager.getTransaction().begin(); for (Model model ...
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How can I set the focus (and display the keyboard) on my EditText programmatically

... Try this: EditText editText = (EditText) findViewById(R.id.myTextViewId); editText.requestFocus(); InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE); imm.showSoftInput(editText, InputMethodManager.SHOW_IMPLICIT); http://developer.a...