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Relational Database Design Patterns? [closed]
...oyees, accounts, shipping, purchases, etc), Volume 2 contains industry specific data models (accounting, healthcare, etc), Volume 3 provides data model patterns.
Finally, while this book is ostensibly about UML and Object Modelling, Peter Coad's Modeling in Color With UML provides an "archetype" dr...
Get query string parameters url values with jQuery / Javascript (querystring)
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If you add a polyfill for unsupported browsers this URLSearchParams solution works well. github.com/ungap/url-search-params
– Louisvdw
May 12 at 16:57
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Pass mouse events through absolutely-positioned element
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But what if you just want to let some event like the scroll event to pass through but for the top element to still respond to all other events. Setting pointer-events to none kills all the events on the top element.
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change cursor to finger pointer
...ke it's necessary to have both onmouseover="" AND style=cursor: pointer;". If you just have the style tag, the pointer pointer cursor will disappear/default to the standard pointer after one click interaction. Good post Scott, thank you.
– Nubtacular
Jun 4 '15 ...
Sorting arraylist in alphabetical order (case insensitive)
...s1, String s2) {
return s1.compareToIgnoreCase(s2);
}
});
Or if you are using Java 8:
list.sort(String::compareToIgnoreCase);
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Heroku “psql: FATAL: remaining connection slots are reserved for non-replication superuser connectio
... and leaving connections open and then opening new ones when it restarts. If this kind of thing happens a lot then you'll run out of connections. Or the app is just configured improperly and opens too many connections.
– Scott Marlowe
Aug 7 '12 at 15:04
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How can foreign key constraints be temporarily disabled using T-SQL?
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If you want to disable all constraints in the database just run this code:
-- disable all constraints
EXEC sp_MSforeachtable "ALTER TABLE ? NOCHECK CONSTRAINT all"
To switch them back on, run: (the print is optional of cou...
Python argparse command line flags without arguments
...have it, the argument w is expecting a value after -w on the command line. If you are just looking to flip a switch by setting a variable True or False, have a look at http://docs.python.org/dev/library/argparse.html#action (specifically store_true and store_false)
import argparse
parser = argpars...
Compare two Byte Arrays? (Java)
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In your example, you have:
if (new BigInteger("1111000011110001", 2).toByteArray() == array)
When dealing with objects, == in java compares reference values. You're checking to see if the reference to the array returned by toByteArray() is the same a...
Why specify @charset “UTF-8”; in your CSS file?
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It tells the browser to read the css file as UTF-8. This is handy if your CSS contains unicode characters and not only ASCII.
Using it in the meta tag is fine, but only for pages that include that meta tag.
Read about the rules for character set resolution of CSS files at the w3c spec for...