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Stripping everything but alphanumeric chars from a string in Python
What is the best way to strip all non alphanumeric characters from a string, using Python?
11 Answers
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PHP cURL HTTP CODE return 0
I dont understand when I echo $httpCode I always get 0, I was expecting 404 when I change $html_brand into a broken url. Is there anything that I miss or do not know of? Thanks.
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Setting Curl's Timeout in PHP
...aximum number of seconds to allow cURL functions to execute.
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 0);
curl_setopt($ch, CURLOPT_TIMEOUT, 400); //timeout in seconds
also don't forget to enlarge time execution of php script self:
set_time_limit(0);// to infinity for example
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curl_exec() always returns false
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Error checking and handling is the programmer's friend. Check the return values of the initializing and executing cURL functions. curl_error() and curl_errno() will contain further information in case of failure:
try {
$ch = c...
HTTP URL Address Encoding in Java
My Java standalone application gets a URL (which points to a file) from the user and I need to hit it and download it. The problem I am facing is that I am not able to encode the HTTP URL address properly...
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What is cURL in PHP?
... func. Curl enables you to set more options like POST data, cookies etc which file_get_contents() does not provide.
– Dinesh Nagar
Aug 22 '14 at 8:18
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How to get file_get_contents() to work with HTTPS?
... CURL. The following code worked fine when I was using the test server (which wasn't calling an SSL URL), but now when I am testing it on the working server with HTTPS, it's failing with the error message "failed to open stream".
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get UTC time in PHP
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@زياد Thanks for the correction, I have modified my answer
– StefansArya
Apr 26 '19 at 3:34
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How to stop a goroutine
I have a goroutine that calls a method, and passes returned value on a channel:
6 Answers
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std::stringstream ss; 直接使用ss.str().c_str() 字符串指针可能导致崩溃 ...
....str().c_str() 字符串指针可能导致崩溃std::stringstream ss;const char* ch = ss str() c_str();call_func(ch);这种写法在系统内存不足时，ss会立马释放内存，字符串指针ch可能会非法访问导致崩溃。代码最好的是
std::stringstream ss;
const char* ch = ss...