大约有 40,000 项符合查询结果（耗时：0.1223秒） [XML]
JPA getSingleResult() or null
...lly sure that this record exists. Shoot me if it doesn't". I don't want to test for null every time I use this method because I am sure that it will not return it. Otherwise it causes a lot of boilerplate and defensive programming. And if the record really does not exist (as opposite to what we've a...
How to select date from datetime column?
...ing LIKE instead of operators in an indexed column is high. These are some test results on a table with 1,176,000 rows:
using datetime LIKE '2009-10-20%' => 2931ms
using datetime >= '2009-10-20 00:00:00' AND datetime <= '2009-10-20 23:59:59' => 168ms
When doing a second call over the...
virtualenvwrapper and Python 3
...
The latest version of virtualenvwrapper is tested under Python3.2. Chances are good it will work with Python3.3 too.
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How do I localize the jQuery UI Datepicker?
...xt/javascript">
$(document).ready(function() {
console.log("test");
$("#test").datepicker({
dateFormat: "dd.m.yy",
minDate: 0,
showOtherMonths: true,
firstDay: 1
});
});
</script>
</head>
<body>
<h1&...
How can I convert String to Int?
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conversion fails. It eliminates the
need to use exception handling to test
for a FormatException in the event
that s is invalid and cannot be
successfully parsed. - MSDN
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XML parsing of a variable string in JavaScript
...mic' XML parsing where you do not upfront what XML will come down and this tests if everything parses as expected.
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Check if all checkboxes are selected
...ilarly you can use $someCollection.is(':checked').length for other related tests. Also see stackoverflow.com/questions/16576560 for notes about further optimization.
– Jake
2 days ago
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How to create a .NET DateTime from ISO 8601 format
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Currently using this to verify in my unit tests that all strings I expect to be dates are of Iso8601 format. Thanks!
– anthv123
Jan 27 '15 at 5:19
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Delete branches in Bitbucket
...reated lots of branches in one of our repositories. Those branches are for testing before it will be pulled to the master. Now I see lots of them on the list and they we will never use it again. How to delete those branches directly to Bitbucket?
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Making your .NET language step correctly in the debugger
...s a non-admin
Do any symbols load at all the second time around? You might test by breaking in (through exception or call System.Diagnostic.Debugger.Break())
Assuming that symbols load, is there a repro that you could send us?
The likely difference is that the symbol format for dynamic-compiled code...