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Postgresql - change the size of a varchar column to lower length
I have a question about the ALTER TABLE command on a really large table (almost 30 millions rows).
One of its columns is a varchar(255) and I would like to resize it to a varchar(40) .
Basically, I would like to change my column by running the following command:
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Google Chromecast sender error if Chromecast extension is not installed or using incognito
... least, avoid requesting the extension scipt if the browser is not Chrome. And I suspect it could be possible to suppress the error even if it is Chrome, but haven't tried anything.)
If you are a user annoyed by these console messages, you can switch to Chrome if not using it already. Within Chrome...
Converting from Integer, to BigInteger
...eger.valueOf(myInteger.intValue());
Making a String first is unnecessary and undesired.
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How to change Vagrant 'default' machine name?
... of them to see exactly what they do.
I'm using VirtualBox 4.2.16-r86992 and Vagrant 1.3.3.
I created a directory called nametest and ran
vagrant init precise64 http://files.vagrantup.com/precise64.box
to generate a default Vagrantfile. Then I opened the VirtualBox GUI so I could see what na...
What is the difference between libsqlite3.dylib and libsqlite3.0.dylib?
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Thanks Jeff - I wasn't sure and didn't want to assume either way.
– earnshavian
Dec 2 '10 at 5:11
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How to dynamically create CSS class in JavaScript and apply?
I need to create a CSS stylesheet class dynamically in JavaScript and assign it to some HTML elements like - div, table, span, tr, etc and to some controls like asp:Textbox, Dropdownlist and datalist.
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Remove data.frame row names when using xtable
OK, I admit this one is a bit uptight (read: "stupid"), and I assume it's quite easy too. I'm writing a report and I want to use xtable package for LaTeX table generation (note that memisc package does the job, but say I want to do this solely with xtable ).
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Incorrect syntax near ')' calling stored procedure with GETDATE
... @student Is there a reason for basic restrictions like lack of boolean and integer column types or lack of filtered keys in Oracle...?
– Skipper
Dec 26 '18 at 20:44
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Jinja2 shorthand conditional
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A shorthand for {{ value if value else 'No value' }} would be {{ value or 'No value' }}
– Don Grem
Dec 30 '14 at 11:39
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Multi-line regex support in Vim
I notice the standard regex syntax for matching across multiple lines is to use /s, like so:
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