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No increment operator (++) in Ruby? [duplicate]

... Regarding point #3, since most things are objects, imagine if Ruby allowed you to do this: 1++ 1+2 # Would not be 3! – Johntron Feb 5 '13 at 13:46 ...
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How do I programmatically determine if there are uncommitted changes?

...ctions if there are uncommitted changes (either in the working tree or the index). What's the cleanest and most efficient way to do that? A command that exits with a return value of zero in one case and non-zero in the other would suit my purposes. ...
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how to split the ng-repeat data with three columns using bootstrap

..."> <div class="column" ng-repeat="item in row"> {{($parent.$index*row.length)+$index+1}}. {{item}} </div> </div> Order items vertically 1 4 2 5 3 6 Regarding vertical columns (list top to bottom) rather than horizontal (left to right), the exact implementation de...
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What is the difference between range and xrange functions in Python 2.X?

...garding breaking existing applications) as range was mostly for generating indexes to be used in for loops as "for i in range(1, 10):" – Benjamin Autin Sep 19 '08 at 3:52 10 ...
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Convert list of dictionaries to a pandas DataFrame

... How might one use one of the key/value pairs as the index (eg. time)? – CatsLoveJazz Jun 28 '16 at 13:37 6 ...
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What is the most “pythonic” way to iterate over a list in chunks?

... Note this works only for sequences that support items access by index and won't work for generic iterators, because they may not support __getitem__ method. – apollov Dec 22 '17 at 18:17 ...
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Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]

...tacking order. Positioning the pseudo-element (absolute) and assigning a z-index value other than “auto” creates the new stacking context. #element { position: relative; /* optional */ width: 100px; height: 100px; background-color: blue; } #element::after { co...
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How to display request headers with command line curl

... @SergeyVlasov Actually, the equivalent of /dev/null in Windows is nul, not null. – Francisco Zarabozo Dec 11 '17 at 7:37 3 ...
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Show/hide 'div' using JavaScript

...ements) { elements = elements.length ? elements : [elements]; for (var index = 0; index < elements.length; index++) { elements[index].style.display = 'none'; } } // Usage: hide(document.querySelectorAll('.target')); hide(document.querySelector('.target')); hide(document.getElementBy...
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Difference between Pragma and Cache-Control headers?

...pragma: no-cache directive, so it is advised to use it by OWASP: owasp.org/index.php/… – Randall Borck Apr 27 '18 at 18:42 2 ...