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How do I URL encode a string
I have a URL string ( NSString ) with spaces and & characters. How do I url encode the entire string (including the & ampersand character and spaces)?
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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.
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How to tell PowerShell to wait for each command to end before starting the next?
...Depending on the need, I will typically pipe to Out-Null, Out-Default, Out-String or Out-String -Stream. Here is a long list of some other output options.
# Saving output as a string to a variable.
$output = ping.exe example.com | Out-String
# Filtering the output.
ping stackoverflow.com | where { ...
How to get the number of characters in a std::string?
How should I get the number of characters in a string in C++?
12 Answers
12
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Best way to repeat a character in C#
What it's the best way to generate a string of \t 's in C#
19 Answers
19
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How to create a bash script to check the SSH connection?
...wnhost -PN -p ssh | grep open`
$ echo $a
22/tcp open ssh
$ echo $b
(empty string)
But you'll have to grep the message (nmap does not use the return-value to show if a port was filtered, closed or open).
EDIT2:
If you're interested in the actual state of the ssh-port, you can substitute grep ope...
Using openssl to get the certificate from a server
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While I agree with Ari's answer (and upvoted it :), I needed to do an extra step to get it to work with Java on Windows (where it needed to be deployed):
openssl s_client -showcerts -connect www.example.com:443 < /dev/null | openssl x509 -outform DER > derp.der
Before adding the openss...
Check if character is number?
...arseInt and than check with isNaN
or if you want to work directly on your string you can use regexp like this:
function is_numeric(str){
return /^\d+$/.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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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...