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Transpose list of lists

... each column. The columns are just passed through to the outer map() which converts them from tuples to lists. Somewhere in Python 3, map() stopped putting up with all this abuse: the first parameter cannot be None, and ragged iterators are just truncated to the shortest. The other methods still wo...
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Insert HTML into view from AngularJS controller

...r $sce to resolve that. $sce Use $sce.trustAsHtml() in the controller to convert the html string. $scope.thisCanBeusedInsideNgBindHtml = $sce.trustAsHtml(someHtmlVar); ngSanitize There are 2 steps: include the angular-sanitize.min.js resource, i.e.: <script src="lib/angular/angular-sanit...
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When should a class be Comparable and/or Comparator?

I have seen classes which implement both Comparable and Comparator . What does this mean? Why would I use one over the other? ...
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Iterating over every two elements in a list

...turns a zip object in Python 3, which is not subscriptable. It needs to be converted to a sequence (list, tuple, etc.) first, but "not working" is a bit of a stretch. – vaultah Feb 25 '17 at 14:03 ...
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Can I store images in MySQL [duplicate]

...atabases are ultimately stored on disk. This means that your DB images are converted to blobs, inserted into a database, and then stored on disk; you can save a lot of overhead by simply storing them on disk. Instead, consider updating your table to add an image_path field. For example: ALTER TAB...
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How do you normalize a file path in Bash?

... if you're wanting to chomp part of a filename from the path, "dirname" and "basename" are your friends, and "realpath" is handy too. dirname /foo/bar/baz # /foo/bar basename /foo/bar/baz # baz dirname $( dirname /foo/bar/baz ) # /foo realpath ../foo # ../foo: No such file or directory re...
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Python Create unix timestamp five minutes in the future

...etime.timedelta) didn't mention that shortcut. It only had days, seconds, and microseconds. – Daniel Rhoden May 5 '10 at 19:05 12 ...
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Android get free size of internal/external memory

...urpose : public static boolean externalMemoryAvailable() { return android.os.Environment.getExternalStorageState().equals( android.os.Environment.MEDIA_MOUNTED); } public static String getAvailableInternalMemorySize() { File path = Environment.getDataDirecto...
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Zooming MKMapView to fit annotation pins?

... I have converted the answer by Rafael Moreira. The credit goes to him. For those of you looking for the Swift version, here is the code: func zoomToFitMapAnnotations(aMapView: MKMapView) { guard aMapView.annotations.count >...
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How can I solve a connection pool problem between ASP.NET and SQL Server?

... If your function returns SqlDataReader you are better off converting it to DataTable than raising the max pool size – live-love Dec 8 '14 at 20:12 ...