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MongoDB Many-to-Many Association

...ntain the roles in separate documents then you can include the document's _id in the roles array instead of the name: {name:"Joe" ,roles:["4b5783300334000000000aa9","5783300334000000000aa943","6c6793300334001000000006"] } and set up the roles like: {_id:"6c6793300334001000000006" ,rolename:"Engi...
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How to update a menu item shown in the ActionBar?

...nuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine. ...
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Entity Framework and SQL Server View

...tement of your view in another select. Example: SELECT ISNULL(MyPrimaryID,-999) MyPrimaryID, NULLIF(AnotherProperty,'') AnotherProperty FROM ( ... ) AS temp share | improve this answer ...
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How to make the corners of a button round?

... corners of a button round. Is there an easy way to achieve this in Android? 13 Answers ...
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Reorder / reset auto increment primary key

...ySQL table with an auto increment primary key. I deleted some rows in the middle of the table. Now I have, for example, something like this in the ID column: 12, 13, 14, 19, 20. I deleted the 15, 16, 17 and 18 rows. ...
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Testing the type of a DOM element in JavaScript

...l always be uppercase. According to: w3.org/TR/DOM-Level-3-Core/core.html#ID-104682815 under the "tagName" section (for elements nodeName == tagName) "The HTML DOM returns the tagName of an HTML element in the canonical uppercase form, regardless of the case in the source HTML document." ...
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In Git, how can I write the current commit hash to a file in the same commit

...D > filename or perhaps git describe [--tags] > filename), and it avoids doing anything crazy like ending up with a file that's different from what git's tracking. Your code can then reference this file when it needs the version number, or a build process could incorporate the information int...
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Acronyms in CamelCase [closed]

... Some guidelines Microsoft has written about camelCase are: When using acronyms, use Pascal case or camel case for acronyms more than two characters long. For example, use HtmlButton or htmlButton. However, you should capitalize ...
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How to open a local disk file with JavaScript?

... function displayContents(contents) { var element = document.getElementById('file-content'); element.textContent = contents; } document.getElementById('file-input') .addEventListener('change', readSingleFile, false); <input type="file" id="file-input" /> <h3>Contents of the file:...
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How to add multiple objects to ManyToMany relationship at once in Django ?

... SQL I see only a single insert statement: INSERT INTO app_one_twos (one_id, two_id) VALUES (1, 1), (1, 2), (1, 3), (1, 4); This is in Django 1.4. – Klaas van Schelven Mar 26 '13 at 16:54 ...