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How to remove “Server name” items from history of SQL Server Management Studio

...onnect Object Explorer, Object Explorer-> Connect-> Database Engine, etc). Click on the Server Name field drop down list’s down arrow. Hover over the items you want to remove. Press the delete (DEL) key on your keyboard. there we go. ...
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Understanding typedefs for function pointers in C

...fined by their return value and the types of parameters they accept. So in order to fully describe a function, you must include its return value and the type of each parameter is accepts. When you typedef such a definition, you give it a 'friendly name' which makes it easier to create and reference ...
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What are the differences between NP, NP-Complete and NP-Hard?

...ner. Decidable problems have to result in a definitive yes or no answer in order to be considered to be decidable. The Halting Problem does not have a definitive yes or now answer since an arbitrary answer might throw any solution into a loop. – rjzii Dec 13 '0...
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Difference Between One-to-Many, Many-to-One and Many-to-Many?

...s an engineering decision that trades off memory, processing, performance, etc. What can be confusing is that a Many-To-Many Bidirectional relationship does not need to be symmetric! That is, a bunch of People could point to a skill, but the skill need not relate back to just those people. Typica...
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What does the Java assert keyword do, and when should it be used?

... try to trap, log, or retry/recover from OutOfMemoryError, AssertionError, etc. – Aleksandr Dubinsky Jun 16 '16 at 21:39 1 ...
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Difference between rake db:migrate db:reset and db:schema:load

...r to use rake db:seed to add data. rake db:migrate provides tasks up, down etc which enables commands like rake db:rollback and makes it the most useful command. rake db:reset does a db:drop and db:setup It drops the database, create it again, loads the schema, and initializes with the seed data Rel...
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C dynamically growing array

...e that the answer is storing the return value into a different variable in order to perform error checking. Every time you call a function, and every time you use an array, you are using a pointer. The conversions are occurring implicitly, which if anything should be even scarier, as it's the thing...
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Create an empty object in JavaScript with {} or new Object()?

... parameter- the object creation to other constructors like string, number, etc... It's highly important to keep this in mind when you're managing dynamic data to create objects.. Many authors recommend not to use the object constructor when you can use a certain literal notation instead, where you ...
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Change URL parameters

...er you wish e.g using document.location = newUrl or change an anchor link etc share | improve this answer | follow | ...
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How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”

...m. Strings contain encoded text, beit UTF-8, UTF-16, ISO-8895-1, GBK, Big5 etc. Strings are decoded to Unicode and Unicodes are encoded to strings. Files and text data are always transferred in encoded strings. The Markdown module authors probably use unicode() (where the exception is thrown) as a ...