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jQuery Ajax POST example with PHP

...} // setup some local variables var $form = $(this); // Let's select and cache all the fields var $inputs = $form.find("input, select, button, textarea"); // Serialize the data in the form var serializedData = $form.serialize(); // Let's disable the inputs for the dura...
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ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al

...al code mask = ((r["dt"] >= startdate) & (r["dt"] <= enddate)) selected = r[mask] looks correct. However, if you do want and, then instead of a and b use (a-b).any() or (a-b).all(). share | ...
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How do I set the default font size in Vim?

...n supports it) set guifont=* This will pop up a menu that allows you to select the font. After selecting the font, type set guifont? To show what the current guifont is set to. After that copy that line into your vimrc or gvimrc. If there are spaces in the font add a \ to escape the space. se...
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Replace input type=file by an image

... be updated with the filename or at least a message that the file has been selected successfully. The user has no visual input on what happened after he selected the file. Could this be done please? Perhaps change to a different image, when a file is chosen? – JoaMika ...
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Submitting HTML form using Jquery AJAX

...ral web actions GET, POST, PUT, and DELETE; these directly correspond with SELECT/Retreiving DATA, INSERTING DATA, UPDATING/UPSERTING DATA, and DELETING DATA. A default HTML/ASP.Net webform/PHP/Python or any other form action is to "submit" which is a POST action. Because of this the below will al...
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targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi

...en in interface builder I changed the collection view layout to Custom and selected my flow layout subclass. Because you're doing it this way you can't specify items sizes, etc... in IB so in MyCollectionViewFlowLayout.m I have this... - (void)awakeFromNib { self.itemSize = CGSizeMake(75.0, 75...
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How to see an HTML page on Github as a normal rendered HTML page to see preview in browser, without

... You can also select the branch to publish in your repository settings, in the first tab (Options) near the bottom. It default to gh_pahes if the branch exists, else None (disabled). You can select master or any other branch. ...
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.prop('checked',false) or .removeAttr('checked')?

...to jQuery 3.0, using .removeAttr() on a boolean attribute such as checked, selected, or readonly would also set the corresponding named property to false. This behavior was required for ancient versions of Internet Explorer but is not correct for modern browsers because the attribute represents the ...
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“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?

...oints you have, in theory you only have to partially sort, e.g. by using a selection algorithm. However, that doesn't help too much with billions of values. I would suggest using frequency counts, see the next section. Median and Mode with Frequency Counts If it is integers, I would count frequenc...
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SSRS chart does not show all labels on Horizontal axis

...your groups in a particular order, you need to specify it in the report: Select the chart, In the Chart Data popup window (where you specify the Category Groups), right-click your Group and click Category Group Properties, Click on the Sorting option to see a control to set the Sort order For th...