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Set the selected index of a Dropdown using jQuery
...uery
// sets selected index of a select box to the option with the value "0"
$("select#elem").val('0');
// sets selected index of a select box to the option with the value ""
$("select#elem").val('');
// sets selected index to first item using the DOM
$("select#elem")[0].selectedIndex = 0;
// ...
MongoDB: Find a document by non-existence of a field?
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answered Dec 19 '11 at 21:04
dampierdampier
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How can you use an object's property in a double-quoted string?
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robdy
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answered Jul 17 '09 at 21:41
JoeyJoey
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How to open a file using the open with statement
...n infile:
if line.startswith(txt):
line = line[0:len(txt)] + ' - Truly a great person!\n'
outfile.write(line)
# input the name you want to check against
text = input('Please enter the name of a great person: ')
letsgo = filter(text,'Spanish', 'Spanish2')
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How to differentiate between time to live and time to idle in ehcache
...idated if it hasn't been requested for 4 seconds.
If timeToLiveSeconds = 90, then the object will be removed from cache after 90 seconds, even if it has been requested few milliseconds in the 90th second of its short life.
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How to make the 'cut' command treat same sequental delimiters as one?
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edited Apr 23 '18 at 23:03
Austin Adams
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answer...
android studio 0.4.2: Gradle project sync failed error
After updating to 0.4.2 I get this error when opening a project:
'Gradle project sync failed. Basic functionality (e.g. editing, debugging) will not work proprerly'
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Change how fast “title” attribute's tooltip appears
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80
No, there's no way. The title attribute is implemented in a browser dependent fashion. For examp...
Getting exact error type in from DbValidationException
...iest way I've found to get instant insight into these errors.
For Visual 2012+ users who care only about the first error and might not have a catch block, you can even do:
((System.Data.Entity.Validation.DbEntityValidationException)$exception).EntityValidationErrors.First().ValidationErrors.First(...
What are the best practices for JavaScript error handling?
...erprise JavaScript Error Handling can be found at http://www.devhands.com/2008/10/javascript-error-handling-and-general-best-practices/
In short it summarizes:
Assume your code will fail
Log errors to the server
You, not the browser, handle errors
Identify where errors might occur
Throw your own ...