大约有 23,000 项符合查询结果(耗时:0.0207秒) [XML]

https://stackoverflow.com/ques... 

BestPractice - Transform first character of a string into lower case

I'd like to have a method that transforms the first character of a string into lower case. 11 Answers ...
https://stackoverflow.com/ques... 

How to use CURL via a proxy?

... data will be returned to $curl_scraped_page variable. I removed a second extra curl_exec($ch); which would stop the variable being returned. I consolidated your proxy IP and port into one setting. I also removed CURLOPT_HTTPPROXYTUNNEL and CURLOPT_CUSTOMREQUEST as it was the default. If you don'...
https://stackoverflow.com/ques... 

What is the best Distributed Brute Force countermeasure?

...ottling on a site wide basis, you can ramp up the throttle quite quickly. Extra refinements: detect IPs that are guessing multiple accounts - 408 Request Timeout detect IPs that are guessing the same account - 408 Request Timeout after a large (say 100) number of guesses. UI ideas (may not be s...
https://stackoverflow.com/ques... 

When is it appropriate to use UDP instead of TCP? [closed]

...l data amount transmitted was about the same for both IP and TCP. We have extra overhead with the UDP communications because we have some of the same stuff that you get for "free" with TCP/IP (checksums, sequence numbers, etc.). For example, Wireshark showed that a request for the next set of reco...
https://stackoverflow.com/ques... 

Parsing command-line arguments in C?

...e "Does something useful." # Options option "filename" f "Input filename" string required option "verbose" v "Increase program verbosity" flag off option "id" i "Data ID" int required option "value" r "Data value" multiple(1-) int optional Generating the code is easy and spits out cmdline.h and ...
https://stackoverflow.com/ques... 

Python: Ignore 'Incorrect padding' error when base64 decoding

...64, padding being optional. :param data: Base64 data as an ASCII byte string :returns: The decoded byte string. """ data = re.sub(rb'[^a-zA-Z0-9%s]+' % altchars, b'', data) # normalize missing_padding = len(data) % 4 if missing_padding: data += b'='* (4 - missing_p...
https://stackoverflow.com/ques... 

Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]

... in one of the following locations: C:\Program Files\Android\android-sdk\extras\intel\Hardware_Accelerated_Execution_Manager C:\Users\<user>\adt-bundle-windows-x86_64\sdk\extras\intel\Hardware_Accelerated_Execution_Manager If the installer fails with the message that Intel VT must be turne...
https://stackoverflow.com/ques... 

How can I get the client's IP address in ASP.NET MVC?

...Controller { public ActionResult Index() { string ip = Request.UserHostAddress; ... } } } Example: From within a helper class: using System.Web; namespace Mvc.Helpers { public static class HelperClass { public static string...
https://stackoverflow.com/ques... 

Converting A String To Hexadecimal In Java

I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ. 21 Answers ...
https://stackoverflow.com/ques... 

How does push notification technology work on Android?

...hone, used by all apps: installing a new app that uses GCM doesn't add any extra load. The first step in GCM is that a third-party server (such as an email server) sends a request to Google's GCM server. This server then sends the message to your device, through that open connection. The Android sy...