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Create a matrix of scatterplots (pairs() equivalent) in ggplot2
Is it possible to plot a matrix of scatter plots with ggplot2 , using ggplot 's nice features like mapping additional factors to color, shape etc. and adding smoother?
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What is SOA “in plain english”? [closed]
...ules in such a way that they can be combined in different useful ways (sometimes called a "family" or "product line").
These are all bedrock software-development principles, many of them first articulated by David Parnas.
What's new in SOA is
You're doing it on a network.
Modules are communicat...
How to take MySQL database backup using MySQL Workbench?
How to take database backup using MySQL Workbench? Can we take backup in the following ways-
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How to reload/refresh an element(image) in jQuery
...iable like so:
d = new Date();
$("#myimg").attr("src", "/myimg.jpg?"+d.getTime());
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-
...t of governance: how do you ensure that its done right, everywhere all the time?
The proper way to do it:
Whitelist validation: type, length, format or accepted values
If you want to blacklist, go right ahead. Quote escaping is good, but within context of the other mitigations.
Use Command and Pa...
How can I write to the console in PHP?
...s, to make sure they match the code above. $data is a php variable; by the time the page is sent to browser, that php variable will have been replaced by the parameter passed to debug_to_console. The browser should never see $data. (If you look at page source in browser, it should not say $data.)
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Set NOW() as Default Value for datetime datatype?
...n table users namely registerDate and lastVisitDate which consist of datetime data type. I would like to do the following.
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What is the “volatile” keyword used for?
...r, essentially the same thing as acquire and release semantics at the same time. No loads inside the lock can be speculatively executed before the lock is acquired, they are delayed until the lock is acquired. No stores can be delayed across a lock release, the instruction that releases the lock is...
Hidden Features of SQL Server
... a GO end-of-batch marker to cause the batch to be repeated that number of times:
PRINT 'X'
GO 10
Will print 'X' 10 times. This can save you from tedious copy/pasting when doing repetitive stuff.
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How to write to Console.Out during execution of an MSTest test
...thout any special pattern. We have been trying to figure it out for a long time, adding debug information anywhere we can think it might help, crawling the logs etc, but we have not been able to reproduce or figure it out.
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