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What is the equivalent of “none” in django templates?
...ield/variable is none within a Django template. What is the correct syntax for that?
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What is the difference between print and puts?
For example in this line of code I wrote, print and puts produce different results.
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Bash foreach loop
...ine there is a file name.
How can I read this file and display the content for each one.
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T-SQL: Using a CASE in an UPDATE statement to update certain columns depending on a condition
... to stay away from. The solution above will almost certainly be sufficient for what you're after.
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Unique constraint that allows empty values in MySQL
...if you try to add a new row with a key value that matches an existing row. For all engines, a UNIQUE index allows multiple NULL values for columns that can contain NULL.
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JPanel Padding in Java
I have a formatting question for my Java swing application. It should be fairly straightforward, but I am having difficulty finding any aid (Every topic seems to be regarding removing any default padding in JPanel). The text in my various JPanels hug the sides and top, touching the colored borders...
Can you use if/else conditions in CSS?
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Not in the traditional sense, but you can use classes for this, if you have access to the HTML. Consider this:
<p class="normal">Text</p>
<p class="active">Text</p>
and in your CSS file:
p.normal {
background-position : 150px 8px;
}
p.active {
ba...
powershell 2.0 try catch how to access the exception
...w.downloadString('http://foo')
}
catch [Net.WebException] {
$_ | fl * -Force
}
I think it will give you all the info you need.
My rule: if there is some data that is not displayed, try to use -force.
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SQL join on multiple columns in same tables
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Thanks for contributing an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based o...
How to jump to a particular line in a huge text file?
...single file. This is used by the traceback module to retrieve source lines for inclusion in the formatted traceback...
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