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Best way to check for “empty or null value”
What is best way to check if value is null or empty string in Postgres sql statements?
10 Answers
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How to remove the default arrow icon from a dropdown list (select element)?
...px 2px 2px;
border: none;
}
JS Bin : http://jsbin.com/aniyu4/2/edit
If you use Internet Explorer :
select {
overflow:hidden;
width: 120%;
}
Or you can use Choosen : http://harvesthq.github.io/chosen/
share
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What is the HMVC pattern?
Reading Kohana's documentation, I found out that the main difference in 3.0 version is that it follows the HMVC pattern instead of MVC as version 2.x does. The page about this in Kohana's docs and the one on wikipedia didn't really give me a clear idea.
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Convert MySQL to SQlite [closed]
...on windows but is rarely mentioned is: use an ORM class that abstracts specific database differences away for you. e.g. you get these in PHP (RedBean), Python (Django's ORM layer, Storm, SqlAlchemy), Ruby on Rails (ActiveRecord), Cocoa (CoreData) etc.
i.e. you could do this:
Load data from sourc...
How to display the function, procedure, triggers source code in postgresql?
... print functions and triggers sourcecode in postgresql? please let me know if any one know the query to display the function, triggers source code.
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Signtool error: No certificates were found that met all given criteria with a Windows Store App?
...ng this error through Visual Studio it was because there was a signing certificate setup to match the computer it was originally developed on.
You can check this by going to the project properties > signing tab and checking the certificate details.
You can uncheck "Sign the ClickOnce manifests"...
Which MIME type to use for a binary file that's specific to my program?
...rs are recognised by the browser for the purpose of a (fast) possible identifying a handler to use the downloaded file as target, for example, PDF would be downloaded and your Adobe Reader program would be executed with the path of the PDF file as an argument,
If your needs are to write a browser e...
CSV in Python adding an extra carriage return, on Windows
...d a binary format by the libraries involved, with \r\n separating records. If that separator is written in text mode, the Python runtime replaces the \n with \r\n, hence the \r\r\n observed in the file.
See this previous answer.
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How to override the properties of a CSS class using another CSS class
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There are different ways in which properties can be overridden. Assuming you have
.left { background: blue }
e.g. any of the following would override it:
a.background-none { background: none; }
body .background-none { background: no...
What's in an Eclipse .classpath/.project file?
...o build the project? (remember, the concept of "build" doesn't pertain specifically to Java projects, but also to other types of projects)
The .classpath file is maintained by Eclipse's JDT feature (feature = set of plugins). JDT holds multiple such "meta" files in the project (see the .settings di...