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Rails migrations: self.up and self.down versus change
Looks like the new rails version has "change" versus self.up and self.down methods.
3 Answers
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MySQL Fire Trigger for both Insert and Update
Is it possible to fire a mysql trigger for both the insert and update events of a table?
3 Answers
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How would you compare jQuery objects?
...etty much nothing is required other than ensuring they are the same length and share identical nodes. Here is a small code snippet. You may even want to convert this into a jquery plugin for your own uses.
jQuery(function($) {
// Two separate jQuery references
var divs = $("div");
var divs2...
Remove/Add Line Breaks after Specific String using Sublime Text
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Here's how you'd do it on a Mac:
Command+F > type string > Control+Command+G > ESC > Right Arrow > line break
and Windows/Linux (untested):
Control+F > type string > Alt+F3 > ESC > Right Arrow > line break
The important par...
How to Remove ReadOnly Attribute on File Using PowerShell?
...t-Property is the only built-in way you can cleanly do it on the pipeline, and using wildcards: { sp *.txt IsReadOnly $false } OR { ls . -recurse -include *.cs | sp -name IsReadOnly -value $false }
– Jaykul
May 27 '09 at 14:45
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Enable 'xp_cmdshell' SQL Server
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Works really, well simple and effective!
– indofraiser
Nov 9 '15 at 10:38
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What's the difference between @Secured and @PreAuthorize in spring security 3?
...can work with Spring Expression Language (SpEL). You can:
Access methods and properties of SecurityExpressionRoot.
Access method arguments (requires compilation with debug info or custom ParameterNameDiscoverer):
@PreAuthorize("#contact.name == principal.name")
public void doSomething(Contact con...
Setting focus on an HTML input box on page load
... @PeterMortensen when I tested this 9 years ago was on firefox, chrome and ie :)
– Saikios
Jul 1 '19 at 16:34
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Download Github pull request as unified diff
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Great, thanks. And there is also .patch. Why is this not exposed in the GUI? How is one supposed to discover this?
– Thilo
May 31 '11 at 14:04
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What is the difference between object keys with quotes and without quotes?
...e JSON data exchange format does require double quotes around identifiers (and does not allow single quotes).
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