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How to hide UINavigationBar 1px bottom line

..., a custom background image must also be set with the setBackgroundImage(_:for:) method. If the default background image is used, then the default shadow image will be used regardless of the value of this property. So: let navigationBar = navigationController!.navigationBar navigationBar.se...
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Registry Key '…' has value '1.7', but '1.6' is required. Java 1.7 is Installed and the Registry is P

... one of the server admins "updated" our Java to an older version and uninstalled the one we were using. Don't ask me why, I don't know. I re-installed Java 1.7 and uninstalled 1.6 along with the JREs. ...
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Block Declaration Syntax List

...at this is distinct from "Blocks as Parameters"; in this instance, you're calling a method that wants a block argument with an anonymous block. If you have already declared a block variable, it is sufficient to pass the variable name as the argument. [someObject doSomethingWithBlock: ^return_type (...
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Create a dictionary on a list with grouping

...vert it to a dictionary, as follows: Dim qry = (From acs In ActualSales _ Group By acs.ProductID Into Group _ Select ProductID, Months = Group.ToDictionary(Function(c) c.Period) _ ).ToDictionary(Function(c) c.ProductID) The resulting query can be used as fo...
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Modular multiplicative inverse function in Python

... If you happen to be using sympy, then x, _, g = sympy.numbers.igcdex(a, m) does the trick. – Lynn Sep 16 '16 at 18:15 add a comment ...
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Django Rest Framework File Upload

... Use the FileUploadParser, it's all in the request. Use a put method instead, you'll find an example in the docs :) class FileUploadView(views.APIView): parser_classes = (FileUploadParser,) def put(self, request, filename, format=None): fi...
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trying to animate a constraint in swift

...t tapGesture = UITapGestureRecognizer(target: self, action: #selector(doIt(_:))) textView.addGestureRecognizer(tapGesture) } @objc func doIt(_ sender: UITapGestureRecognizer) { heightConstraint.constant = heightConstraint.constant == 50 ? 150 : 50 UIView.animate(with...
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How to recover a dropped stash in Git?

... review yesterday's stashed changes, but git stash pop appears to remove all references to the associated commit. 19 Answ...
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Remove border radius from Select tag in bootstrap 3

... Here is a version that works in all modern browsers. The key is using appearance:none which removes the default formatting. Since all of the formatting is gone, you have to add back in the arrow that visually differentiates the select from the input. Note: ...
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Reducing the space between sections of the UITableView

... viewForHeaderInSection:(NSInteger)section { return [[UIView alloc] initWithFrame:CGRectZero]; } - (UIView*)tableView:(UITableView*)tableView viewForFooterInSection:(NSInteger)section { return [[UIView alloc] initWithFrame:CGRectZero]; } Change the values accordingly...