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Date query with ISODate in mongodb doesn't seem to work

... "dt" : {"$gte": new Date("2013-10-01T00:00:00.000Z")} }) or (following comments by @user3805045): db.mycollection.find({ "dt" : {"$gte": ISODate("2013-10-01T00:00:00.000Z")} }) ISODate may be also required to compare dates without time (noted by @MattMolnar). According to Data Types in ...
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How to keep the spaces at the end and/or at the beginning of a String?

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android:drawableLeft margin and/or padding

... issue of this code is it causes passwordToggleDrawable left padding gap become bigger since it can't specific target to left drawable only. – Fruit Jan 10 '19 at 18:51 ...
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Using context in a fragment

...was reading this Google blog on memory leaks...android-developers.blogspot.com/2009/01/… . If I use the getActivity() method would the app not be at risk of memory leaks? The blog suggests "Try using the context-application instead of a context-activity" which isn't really possible as getApplicati...
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Recursive search and replace in text files on Mac and Linux

In the linux shell, the following command will recursively search and replace all instances of 'this' with 'that' (I don't have a Linux shell in front of me, but it should do). ...
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Why would iterating over a List be faster than indexing through it?

...he beginning of the list and goes through every item. This means that your complexity is effectively O(N^2) just to traverse the list! If instead I did this: for(String s: list) { System.out.println(s); } then what happens is this: head -> print head -> item1 -> print item1 -> i...
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To underscore or to not to underscore, that is the question

... It will have no effect. Part of the recommendations for writing CLS-compliant libraries is to NOT have two public/protected entities that differ only by case e.g you should NOT have public void foo() {...} and public void Foo() {...} what you're describing...
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What is the difference between Elastic Beanstalk and CloudFormation for a .NET project?

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What is a wrapper class?

...lass which "wraps" or "encapsulates" the functionality of another class or component. These are useful by providing a level of abstraction from the implementation of the underlying class or component; for example, wrapper classes that wrap COM components can manage the process of invoking the COM c...
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How to make --no-ri --no-rdoc the default for gem install?

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