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What's the difference between NOT EXISTS vs. NOT IN vs. LEFT JOIN WHERE IS NULL?
It seems to me that you can do the same thing in a SQL query using either NOT EXISTS, NOT IN, or LEFT JOIN WHERE IS NULL. For example:
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Chrome DevTools Devices does not detect device when plugged in
I cannot seem to get the DevTools Devices feature to work on my Samsung Galaxy S4 even after following the steps outlined at https://developers.google.com/chrome-developer-tools/docs/remote-debugging
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Why are we not to throw these exceptions?
I came across this MSDN page that states:
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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
The following are two methods of building a link that has the sole purpose of running JavaScript code. Which is better, in terms of functionality, page load speed, validation purposes, etc.?
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With arrays, why is it the case that a[5] == 5[a]?
As Joel points out in Stack Overflow podcast #34 , in C Programming Language (aka: K & R), there is mention of this property of arrays in C: a[5] == 5[a]
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Change MySQL default character set to UTF-8 in my.cnf?
Currently we are using the following commands in PHP to set the character set to UTF-8 in our application.
18 Answers
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Spring @PostConstruct vs. init-method attribute
Is there any difference between using the @PostConstruct annotation and declaring the same method as init-method in Spring XML configuration?
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Why does CSS not support negative padding?
I have seen this many a times that the prospect of a negative padding might help the development of CSS of certain page elements become better and easier. Yet, there is no provision for a negative padding in the W3C CSS. What is the reason behind this? Is there any obstruction to the property that p...
MySQL 'create schema' and 'create database' - Is there any difference
Taking a peak into the information_schema database and peaking at the metadata for one of my pet projects, I'm having a hard time understanding what (if any) differences there are between the create schema command and the create database command for MySQL.
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What do the crossed style properties in Google Chrome devtools mean?
While inspecting an element using Chrome's devtools, in the elements tab, the right-hand side 'Styles' bar shows the corresponding CSS properties. At times, some of these properties are struck-through. What do these properties mean?
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