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Internet Explorer's CSS rules limits

...One HTML, and two CSS files. The first file contains 4096 selectors and means that its final selector doesn't get read in. The second file (4095.css) has one less selector, and gets read in, and works perfectly in IE (even though its already read another 4095 selectors from the previous file. ...
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Adaptive segue in storyboard Xcode 6. Is push deprecated?

...le or should I use "push (depricated)" instead? It should; it does for me. I am using Xcode 6 beta 2 and to test I used the single view template (calling the pre made view controller in IB ‘VC_A’). I then added another view controller (‘VC_B’). I then added a button on VC_A to show VC_B ...
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C++ multiline string literal

... have multi-line plain-text, constant literals in C++, à la Perl? Maybe some parsing trick with #include ing a file? I can't think of one, but boy, that would be nice. I know it'll be in C++0x. ...
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twitter bootstrap navbar fixed top overlapping site

...p CSS. and in the Bootstrap 4 docs... Fixed navbars use position: fixed, meaning they’re pulled from the normal flow of the DOM and may require custom CSS (e.g., padding-top on the ) to prevent overlap with other elements. ...
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How can I mock requests and the response?

...ackage to mock Pythons requests module. What are the basic calls to get me working in below scenario? 9 Answers ...
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How to force a html5 form validation without submitting it via jQuery

...alidity(); // returns true/false If you want to display the native error messages that some browsers have (such as Chrome), unfortunately the only way to do that is by submitting the form, like this: var $myForm = $('#myForm'); if(! $myForm[0].checkValidity()) { // If the form is invalid, subm...
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Can I use if (pointer) instead of if (pointer != NULL)?

... the C++11 standard, section on Boolean Conversions: A prvalue of arithmetic, unscoped enumeration, pointer, or pointer to member type can be converted to a prvalue of type bool. A zero value, null pointer value, or null member pointer value is converted to false; any other value is conv...
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Update R using RStudio

...edited Apr 11 '18 at 5:52 thalesmello 2,60622 gold badges1717 silver badges2020 bronze badges answered Dec 1 '12 at 5:43 ...
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My docker container has no internet

...v.conf in the docker container. If it has an invalid DNS server, such as nameserver 127.0.x.x, then the container will not be able to resolve the domain names into ip addresses, so ping google.com will fail. Second thing to check is run cat /etc/resolv.conf on the host machine. Docker basically cop...
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How to print HTML content on click of a button, but not the page? [duplicate]

I want to print some HTML content, when the user clicks on a button. Once the user clicks on that button, the print dialog of the browser will open, but it will not print the webpage. Instead, it will print the some other HTML content which is not displayed on the page. ...