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ipython notebook clear cell output in code
...(x,y)) # plot! overlays the plot
end
Without the clear_output call, all plots appear separately.
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Clear text from textarea with selenium
...that the proper error message appears when text in certain fields are invalid. One check for validity is that a certain textarea element is not empty.
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How to add/update an attribute to an HTML element using JavaScript?
...s, including IE.
element.setAttribute() should do the trick, even in IE. Did you try it? If it doesn't work, then maybe
element.attributeName = 'value' might work.
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RSpec controller testing - blank response.body
... with a problem when testing my controllers with RSpec - the response.body call always returns an empty string. In browser everything renders correctly, and cucumber feature tests seem to get it right, but RSpec fails each and every time.
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How to set cursor position in EditText?
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use android:selection in xml with data binding
– Mubarak Mohideen
Jan 16 '19 at 11:49
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Get selected option text with JavaScript
...ction(sel) {
alert(sel.options[sel.selectedIndex].text);
}
<select id="box1" onChange="myNewFunction(this);">
<option value="98">dog</option>
<option value="7122">cat</option>
<option value="142">bird</option>
</select>
...
Replacing H1 text with a logo image: best method for SEO and accessibility?
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For all who are wondering what's in the linked video: Matt Cutts basically says, you should use the alt attribute of the img tag instead of hiding text with css.
– bjunix
Nov 21 '16 at 15:39
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How can I round to whole numbers in JavaScript?
...rounds up
Math.floor(); // rounds down
Math.round(); // does method 2 in 1 call
//method 2
var number = 1.5; //float
var a = parseInt(number); // to int
number -= a; // get numbers on right of decimal
if(number < 0.5) // if less than round down
round_down();
else // round up if more than
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Setting PayPal return URL and making it auto return?
...RL that you enter. If the URL is not properly formatted
or cannot be validated, PayPal will not activate Auto Return.
Scroll to the bottom of the page, and click the Save button.
IPN is for instant payment notification. It will give you more reliable/useful information than what you'll g...
JSON.stringify output to div in pretty print way
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Please use a <pre> tag
demo : http://jsfiddle.net/K83cK/
var data = {
"data": {
"x": "1",
"y": "1",
"url": "http://url.com"
},
"event": "start",
"show": 1,
"id": 50
}
document.getElementById("json").textContent = JSON.strin...