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Equals(=) vs. LIKE
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This is a copy/paste of another answer of mine for question SQL 'like' vs '=' performance:
A personal example using mysql 5.5: I had an inner join between 2 tables, one of 3 million rows and one of 10 thousand rows.
When using a like on an index as below(no wildcards), it took about 30 seconds...
ASP.Net: Literal vs Label
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How to create an installer for a .net Windows Service using Visual Studio
...p project in your Solution Explorer.
Select View > Custom Actions. (In VS2008 it might be View > Editor > Custom Actions)
Right-click on the Install action in the Custom Actions tree and select 'Add Custom Action...'
In the "Select Item in Project" dialog, select Application Folder and cli...
Asynchronous vs synchronous execution, what does it really mean? [closed]
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IMHO, these pictures do not all describe the synchronous vs asycnhronous execution of tasks For example, the second picture implies that asynchronous tasks require several threads. Actually, it does not. And that tasks have to run in parallel, which is not a requirement as well. ...
MySQL: Transactions vs Locking Tables
I'm a bit confused with transactions vs locking tables to ensure database integrity and make sure a SELECT and UPDATE remain in sync and no other connection interferes with it. I need to:
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When to use @QueryParam vs @PathParam
I am not asking the question that is already asked here:
What is the difference between @PathParam and @QueryParam
14 Answ...
vector::at vs. vector::operator[]
... questions like C++ Vector at/[] operator speed or ::std::vector::at() vs operator[] << surprising results!! 5 to 10 times slower/faster! . I just don't understand what the at() method is good for.
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windows service vs scheduled task
What are the cons and pros of windows services vs scheduled tasks for running a program repeatedly (e.g. every two minutes)?
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Forking vs. Branching in GitHub
...ow more about the advantages and disadvantages of forking a github project vs. creating a branch of a github project.
4 Ans...
Abstract Class vs Interface in C++ [duplicate]
This is a general question about C++. As you know, there is no clear distinction between interface and abstract class in C++ unlike Java and C#. When would it be more preferrable to use an interface instead of an abstract class in C++? Could you give some examples?
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