大约有 40,000 项符合查询结果（耗时：0.0621秒） [XML]
Downloading a file from spring controllers
...
@RequestMapping(value = "/files/{file_name}", method = RequestMethod.GET)
public void getFile(
@PathVariable("file_name") String fileName,
HttpServletResponse response) {
try {
// get your file as InputStream
InputStream is = ...;
...
How to move child element from one parent to another using jQuery [duplicate]
...Query DataTables plugin. I would like to move the search box (.dataTables_filter) and number of records to display dropdown (.dataTables_length) from their parent element (.dataTables_wrapper) to another div on my page without losing any registered javascript behavior. For instance the search box ...
Find all records which have a count of an association greater than zero
...istinct
As an example
[10] pry(main)> Comment.distinct.pluck :article_id
=> [43, 34, 45, 55, 17, 19, 1, 3, 4, 18, 44, 5, 13, 22, 16, 6, 53]
[11] pry(main)> _.size
=> 17
[12] pry(main)> Article.joins(:comments).size
=> 45
[13] pry(main)> Article.joins(:comments).distinct.size
...
Looping over arrays, printing both index and value
...
INDEX=0
for i in $list; do
echo ${INDEX}_$i
let INDEX=${INDEX}+1
done
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Open an IO stream from a local file or url
...d be able to call methods like read and readlines.
require 'open-uri'
file_contents = open('local-file.txt') { |f| f.read }
web_contents = open('http://www.stackoverflow.com') {|f| f.read }
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Padding is invalid and cannot be removed?
...he code for CryptoStream.Dispose(bool) is: if (disposing) { if (!this._finalBlockTransformed) { this.FlushFinalBlock(); } this._stream.Close(); }
– Kevin Doyon
Mar 16 '17 at 20:09
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How do I move a redis database from one server to another?
... load a start up? My redis config has dbfilename set to /var/db/redis/redis_state.rdb ... is this the filename I use in place of "dump.rdb"?
– Mojo
Mar 23 '12 at 18:29
23
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How to check for a valid Base64 encoded string
... 4 == 0 ? 0 : 4), '='), new Span<byte>(new byte[base64.Length]), out _). Thank you.
– rvnlord
Jul 28 at 20:23
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What is the difference between vmalloc and kmalloc?
...allocate memory during the handling of a system call, should I specify GFP_ATOMIC ? Is a system call executed in an atomic context?
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How can I launch Safari from an iPhone app?
...wers.
import UIKit
class InterAppCommunication {
static func openURI(_ URI: String) {
UIApplication.shared.open(URL(string: URI)!, options: [:], completionHandler: { (succ: Bool) in print("Complete! Success? \(succ)") })
}
}
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