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If table exists drop table then create it, if it does not exist just create it

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Stateless vs Stateful - I could use some concrete information

... function int addOne() { _number++; return _number; } Refer from: https://softwareengineering.stackexchange.com/questions/101337/whats-the-difference-between-stateful-and-stateless share | ...
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Why should text files end with a newline?

...ine> characters plus a terminating <newline> character. Source: https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap03.html#tag_03_206 An incomplete line as: A sequence of one or more non- <newline> characters at the end of the file. Source: https://pubs.opengrou...
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What are Flask Blueprints, exactly?

...inted out in a comment by @Devasish, this article provides a good answer: http://exploreflask.com/en/latest/blueprints.html Quoting from the article: An example of this would be Facebook. If Facebook used Flask, it might have blueprints for the static pages (i.e. signed-out home, register, ...
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How can I group data with an Angular filter?

...pm: by running $ npm install angular-filter from your terminal via cdnjs http://www.cdnjs.com/libraries/angular-filter (2) Include angular-filter.js (or angular-filter.min.js) in your index.html, after including Angular itself. (3) Add 'angular.filter' to your main module's list of de...
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How does Django's Meta class work?

...d controlled by a metaclass called ModelBase, you can see that code here: https://github.com/django/django/blob/master/django/db/models/base.py#L61 And one of the things that ModelBase does is to create the _meta attribute on every Django model which contains validation machinery, field details, s...
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Is it possible to clone html element objects in JavaScript / JQuery?

... var foo2 = jQuery('#foo2'); foo1.html(foo2.children().clone()); Proof: http://jsfiddle.net/de9kc/ share | improve this answer | follow | ...
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Detect Android phone via Javascript / jQuery

... Take a look at that : http://davidwalsh.name/detect-android JavaScript: var ua = navigator.userAgent.toLowerCase(); var isAndroid = ua.indexOf("android") > -1; //&& ua.indexOf("mobile"); if(isAndroid) { // Do something! // Redirec...
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Case insensitive string compare in LINQ-to-SQL

...racter handling such as this) has relevant posts on ToUpper vs. ToLower: http://www.siao2.com/2007/10/01/5218976.aspx http://www.siao2.com/2005/03/10/391564.aspx He says "String.ToUpper – Use ToUpper rather than ToLower, and specify InvariantCulture in order to pick up OS casing rules" ...
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What does __FILE__ mean in Ruby?

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