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Is there a REAL performance difference between INT and VARCHAR primary keys?
Is there a measurable performance difference between using INT vs. VARCHAR as a primary key in MySQL? I'd like to use VARCHAR as the primary key for reference lists (think US States, Country Codes) and a coworker won't budge on the INT AUTO_INCREMENT as a primary key for all tables.
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Why is std::min failing when windows.h is included?
What is windows doing if I include Windows.h? I can't use std::min in visual studio 2005. The error message is:
10 Answer...
Is there a 'foreach' function in Python 3?
...ch function it would be convenience. By foreach I mean the function which is described below:
11 Answers
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What are the real-world strengths and weaknesses of the many frameworks based on backbone.js? [close
...rionette, which I've been building since December of 2011, has a few very distinct goals and ideals in mind, as well:
Composite application architecture
Enterprise messaging pattern influence
Modularization options
Incremental use (no all-or-nothing requirement)
No server lock-in
Make it easy to c...
WPF Blurry fonts issue- Solutions
Problem is described and demonstrated on the following links:
11 Answers
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Multiple inheritance/prototypes in JavaScript
...udimentary multiple inheritance happening in JavaScript. (I'm not here to discuss whether this is a good idea or not, so please kindly keep those comments to yourself.)
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How to select all records from one table that do not exist in another table?
...name
FROM table1 t1
LEFT JOIN table2 t2 ON t2.name = t1.name
WHERE t2.name IS NULL
Q: What is happening here?
A: Conceptually, we select all rows from table1 and for each row we attempt to find a row in table2 with the same value for the name column. If there is no such row, we just leave the tab...
what is Promotional and Feature graphic in Android Market/Play Store?
...rket client on phones at least
featured apps with high ratings get to
display the promotional graphic.
This is the one that shows up on top
even before you start searching the
market for a specific app.
See this answer from Android market forum.
Edited: One of the google employee gi...
How to compare objects by multiple fields
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edited Sep 24 '18 at 20:27
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jQuery if checkbox is checked
... function below that I want to only trigger when a checkbox in the same tr is checked. Please tell me what I am doing wrong, the usual methods are not working. Thanks
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