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How to add leading zeros for for-loop in shell? [duplicate]

... that this feature got introduced with bash-4.0-alpha: Brace expansion now allows zero-padding of expanded numeric values and will add the proper number of zeroes to make sure all values contain he same number of digits.). – Adrian Frühwirth Feb 13 '15 at 18:5...
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What is the difference between a.getClass() and A.class in Java?

...getClass() will return the B class. A.class evaluates to the A class statically, and is used for other purposes often related to reflection. In terms of performance, there may be a measurable difference, but I won't say anything about it because in the end it is JVM and/or compiler dependent. T...
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Confused about Service vs Factory

... All angular services are singletons: Docs (see Services as singletons): https://docs.angularjs.org/guide/services Lastly, it is important to realize that all Angular services are application singletons. This means that t...
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iPhone Debugging: How to resolve 'failed to get the task for process'?

...the app includes an Entitlements.plist file, which is not necessary to install onto the device for debugging. In general, then, I have included this file for release builds (where it is required for the App Store) and removed it for debugging (so I can debug the app from XCode). That may be your pro...
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UITapGestureRecognizer - single tap and double tap

...UITapGestureRecognizer(target: self, action:#selector(self.singleTapAction(_:))) singleTap.numberOfTapsRequired = 1 view.addGestureRecognizer(singleTap) let doubleTap = UITapGestureRecognizer(target: self, action:#selector(self.doubleTapAction(_:))) doubleTap.numberOfTapsRequired = 2 view.addGestur...
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The specified type member 'Date' is not supported in LINQ to Entities. Only initializers, entity mem

...is code in Entity Framework I receive the following error. I need to get all the rows for a specific date, DateTimeStart is of type DataType in this format 2013-01-30 12:00:00.000 ...
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How can I trigger a JavaScript event click

...link" onclick="javascript:Test('Test');">Google Chrome</a> and call the .click() method in your JavaScript code via a for loop: var link = document.getElementById('my-link'); for(var i = 0; i < 50; i++) link.click(); ...
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android.widget.Switch - on/off event listener?

...ener to change the state & passed the switch to method(in my case API call) & then used the setChecked() method to change the state(like in onFailure/onError in API call). Hope that helps. – deepak kumar Feb 21 at 9:09 ...
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How do you check if a variable is an array in JavaScript? [duplicate]

...structor === Array This is the fastest method on Chrome, and most likely all other browsers. All arrays are objects, so checking the constructor property is a fast process for JavaScript engines. If you are having issues with finding out if an objects property is an array, you must first check if...
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How can I start an interactive console for Perl?

...ms to provide the best almost-out-of-the-box solution (you may have to install rlwrap). All third-party REPL/console solutions, including perlconsole, are cumbersome to install and often have more limitations. – mklement0 Jul 8 '15 at 3:09 ...