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Django Model - Case-insensitive Query / Filtering
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I solved it like this:
MyClass.objects.filter(name__iexact=my_parameter)
There is even a way to use it for substring search:
MyClass.objects.filter(name__icontains=my_parameter)
There's a link to the documentation.
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Tracking CPU and Memory usage per process
... - it happens in bursts, and just looking at the task manager doesn't help me as it shows immediate usage only.
15 Answers
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How do I programmatically change file permissions?
...g file with setPosixFilePermissions(), or atomically at file creation with methods like createFile() or newByteChannel().
You can create a set of permissions using EnumSet.of(), but the helper method PosixFilePermissions.fromString() will uses a conventional format that will be more readable to man...
Unlimited Bash History [closed]
...e unlimited. e.g. So I can always go back and see how I built/configured something, or what that nifty command was, or how some command broke something weeks ago. How do I change this setting?
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Python: json.loads returns items prefixing with 'u'
...nd I am decoding a dummy string (for now) like the code below. My output comes out with character 'u' prefixing each item:
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UITableView : viewForHeaderInSection: not called during reloadData:
...e tableview with correct delegate and datasource linkages.. the reloadData method calls the datasource and the delegate methods except for viewForHeaderInSection: .
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How to move an element into another element?
I would like to move one DIV element inside another. For example, I want to move this (including all children):
15 Answers
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Profiling Vim startup time
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If you're using Vim 7.2.269 or later, then there's the --startuptime option you can use.
vim --startuptime vim.log
from the help (vim -h):
--startuptime <file> Write startup timing messages to <file>
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I have 2 dates in PHP, how can I run a foreach loop to go through all of those days?
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Requires PHP5.3:
$begin = new DateTime('2010-05-01');
$end = new DateTime('2010-05-10');
$interval = DateInterval::createFromDateString('1 day');
$period = new DatePeriod($begin, $interval, $end);
foreach ($period as $dt) {
echo $dt->format("l Y-m-d H:...
javascript function leading bang ! syntax
... be able to do all this simply as:
function(){
// do stuff
}();
That means declare anonymous function and execute it. But that will not work due to specifics of JS grammar.
So shortest form of achieving this is to use some expression e.g. UnaryExpression (and so CallExpression):
!function(){...