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How can I generate a self-signed certificate with SubjectAltName using OpenSSL? [closed]
... add the following to the existing [ v3_ca ] section. Search for the exact string [ v3_ca ]:
subjectAltName = @alternate_names
You might change keyUsage to the following under [ v3_ca ]:
keyUsage = digitalSignature, keyEncipherment
digitalSignature and keyEncipherment are standard fare fo...
JNI converting jstring to char *
I have passed a URL string from Java to C code as jstring data type through the use of JNI. And my library method needs a char * as url.
...
What can be the reasons of connection refused errors?
...king for firewalls and that the port is open, use telnet to connect to the ip/port to test connectivity. This removes any potential issues from your application.
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How can I unit test Arduino code?
...rks-in-progress in branches other than master, so check those branches for extra tests, too.
I chose to write my own lightweight test routines, but more robust unit-test frameworks like CppUnit are also available.
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Check if character is number?
...arseInt and than check with isNaN
or if you want to work directly on your string you can use regexp like this:
function is_numeric(str){
return /^\d+$/.test(str);
}
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How can I pad a String in Java?
Is there some easy way to pad Strings in Java?
30 Answers
30
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HTTP test server accepting GET/POST requests
...ttps://httpbin.org/anything Returns most of the below.
https://httpbin.org/ip Returns Origin IP.
https://httpbin.org/user-agent Returns user-agent.
https://httpbin.org/headers Returns header dict.
https://httpbin.org/get Returns GET data.
https://httpbin.org/post Returns POST data.
https://httpbin.o...
windows C++ gbk转为utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术
...码转换为linux使用的utf8格式的，否则会出现乱码。
//m_string是windows下的中文字符串
//utf8_string是返回转换为utf8编码的中文字符串
//slen是utf8_string字符数组的大小
int multichar_2_utf8(const char *m_string,char *utf8_string,int slen) {
int le...
Connect to a locally built Jekyll Server using mobile devices in the LAN
...e command line.
That will make Jekyll's HTTP server bind to all available IPs, rather than just to localhost.
You can also add this to your _config.yml with host: 0.0.0.0. GitHub will simply ignore this when you push, so it's safe to use if you don't mind having your work openly accessible on your...
HTTP POST and GET using cURL in Linux [duplicate]
...re useful to see the results in a clean JSON format instead of a very long string. Just add | grep }| python -mjson.tool to the end of curl commands here is two examples:
GET approach with JSON result
curl -i -H "Accept: application/json" http://someHostName/someEndpoint | grep }| python -mjson.t...