大约有 44,000 项符合查询结果（耗时：0.0451秒） [XML]
Count number of occurrences of a given substring in a string
...
s = 'sub1 sub2 sub3'
s.split().index('sub2')
>>> 1
You mean the char-position of the sub-string in the string:
s.find('sub2')
>>> 5
You mean the (non-overlapping) counts of appearance of a su-bstring:
s.count('sub2')
>>> 1
s.count('sub')
>>> 3
...
Parallel.ForEach() vs. foreach(IEnumerable.AsParallel())
...the AsParallel() call, like:
var fibonacciNumbers = numbers.AsParallel().Select(n => ComputeFibonacci(n));
share
|
improve this answer
|
follow
|
...
Disabled form inputs do not appear in the request
...
@danielson317 You can keep the select element "disabled" but also add another hidden input with the same value.
– AlphaMale
May 5 '15 at 3:34
...
Convert dictionary to list collection in C#
...
To convert the Keys to a List of their own:
listNumber = dicNumber.Select(kvp => kvp.Key).ToList();
Or you can shorten it up and not even bother using select:
listNumber = dicNumber.Keys.ToList();
share
...
ASP.NET Repeater bind List
...
rptSample.DataSource = from c in lstSample select new { NAME = c };
in the repeater you put
<%# Eval("NAME") %>
share
|
improve this answer
|
...
Deprecated Java HttpClient - How hard can it be?
...ringBuilder();
int cp;
try {
while((cp=rd.read())!=-1){
sb.append((char)cp);
}
catch(Exception e){
}
String json=sb.toString();
share
|
improve this answer
|
fo...
Create an array with same element repeated multiple times
...','a','a','a'] (5 times)
Update (01/06/2018):
Now you can have a set of characters repeating.
new Array(5).fill('a'); // give the same result as above;
// or
Array.from({ length: 5 }).fill('a')
Note: Check more about fill(...) and from(...) for compatibility and browser support.
Update (05/11...
TFS: Restore deleted folders and items
...ools | Options | Source Control | Visual Studio Team Foundation Server and select Show Deleted Items...
Then in source control explorer you'll see the items greyed out. You can right click on them and Undelete. (This option will only be available if they, after the undelete, will be included in you...
How to stop a goroutine
...a signal, it quits.
quit := make(chan bool)
go func() {
for {
select {
case <- quit:
return
default:
// Do other stuff
}
}
}()
// Do stuff
// Quit goroutine
quit <- true
...
Loading local JSON file
...
If you want to let the user select the local json file (anywhere on the filesystem), then the following solution works.
It uses uses FileReader and JSON.parser (and no jquery).
<html>
<body>
<form id="jsonFile" name="jsonFile" enctype=...