大约有 18,341 项符合查询结果（耗时：0.0295秒） [XML]
Get all related Django model objects
...m surprised this workaround remained compatible with Django as long as it did.
– robbles
Mar 15 '17 at 17:53
4
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How do I perform a Perl substitution on a string while keeping the original?
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This is the idiom I've always used to get a modified copy of a string without changing the original:
(my $newstring = $oldstring) =~ s/foo/bar/g;
In perl 5.14.0 or later, you can use the new /r non-destructive substitution modifier:
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Can Android do peer-to-peer ad-hoc networking?
Is it possible to set up Android in ad-hoc peer-to-peer wifi mode? For example, I would like to have one phone broadcast a message, and have all peers in the network receive the broadcast, without having a server. I would like to use wifi since bluetooth range is more limited.
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iOS app, programmatically get build version
...date];
CGRect screenRect = [[UIScreen mainScreen] bounds];
CGFloat screenWidth = screenRect.size.width - 65.0;
NSString *comments = NSLocalizedString(@"Please write your comments below:", nil);
NSString *build = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
NSString *ve...
How to loop through all the properties of a class?
...e.WriteLine("{0} = {1}", prop.Name, prop.GetValue(obj));
}
This also provides easy access to things like TypeConverter for formatting:
string fmt = prop.Converter.ConvertToString(prop.GetValue(obj));
share
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Definitive way to trigger keypress events with jQuery
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This did not work for me with a jQuery UI slider. I had to set e.keyCode like OreiA's answer below.
– crizCraig
Feb 5 '11 at 20:35
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How To Change DataType of a DataColumn in a DataTable?
..., to a given type:
public static class DataTableExt
{
public static void ConvertColumnType(this DataTable dt, string columnName, Type newType)
{
using (DataColumn dc = new DataColumn(columnName + "_new", newType))
{
// Add the new column which has the new type, a...
Remove Last Comma from a string
...re is only white space after the comma? This is my code.
I got a working fiddle . But it has a bug.
10 Answers
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How to add anything in through jquery/javascript?
...appends it to the current document, not the original source (which was provided by the server). That's why FireBug and Chrome Dev tools are so useful.
– Bernhard Hofmann
Jan 11 '13 at 14:26
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How to ignore HTML element from tabindex?
...chnically tabIndex only supports 0 -32767 according to linkW3. So when I did this; I used 500. Hackish; but worked.
– Flea
Mar 23 '12 at 20:34
38
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