大约有 45,000 项符合查询结果（耗时：0.0587秒） [XML]
How to set the style -webkit-transform dynamically using JavaScript?
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So is the only way to do this with a string. Seems like it would be pretty slow if it was recursive.
– BBaysinger
Dec 3 '18 at 22:10
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Performing regex Queries with pymongo
...etter to my eyes. Why bother compiling a Python RE if you're just going to stringify it so that Mongo can compile it again? Mongo's $regex operator takes an $options argument.
– Mark E. Haase
May 16 '15 at 15:56
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Converting integer to binary in python
...0:08b}'.format(6)
'00000110'
Just to explain the parts of the formatting string:
{} places a variable into a string
0 takes the variable at argument position 0
: adds formatting options for this variable (otherwise it would represent decimal 6)
08 formats the number to eight digits zero-padded o...
Is there a built-in method to compare collections?
...ust specify a correct IComparer<T> for those keys. For example, with string keys (which exhibit this issue), you must do the following in order to get correct results:
dictionary1.OrderBy(kvp => kvp.Key, StringComparer.Ordinal).SequenceEqual(dictionary2.OrderBy(kvp => kvp.Key, StringCom...
Get the (last part of) current directory name in C#
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@anti: Wrong; I tried it. Strings are strings. Paste Path.GetFileName("/Users/smcho/filegen_from_directory/AIRPassthrough") into LINQPad if you don't believe me.
– SLaks
May 16 '11 at 13:46
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ASP.NET MVC How to convert ModelState errors to json
... .ToList();
2nd EDIT:
You're looking for a Dictionary<string, string[]>:
var errorList = ModelState.ToDictionary(
kvp => kvp.Key,
kvp => kvp.Value.Errors.Select(e => e.ErrorMessage).ToArray()
);
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What are invalid characters in XML
I am working with some XML that holds strings like:
15 Answers
15
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Non-static variable cannot be referenced from a static context
...In your case, try this code as a starting block:
public static void main (String[] args)
{
try
{
MyProgram7 obj = new MyProgram7 ();
obj.run (args);
}
catch (Exception e)
{
e.printStackTrace ();
}
}
// instance variables here
public void run (String...
How to check if Location Services are enabled?
... // notify user
new AlertDialog.Builder(context)
.setMessage(R.string.gps_network_not_enabled)
.setPositiveButton(R.string.open_location_settings, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface paramDialogInterface, i...
How do I make a textbox that only accepts numbers?
...to implement such thing recently and i ended up with try-parsing resulting string to number and allowing input only if parsing succeeded
– grzegorz_p
Jan 4 '12 at 15:03
1
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