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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
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Should I use char** argv or char* argv[]?
...har *argv[] because it shows that is a fixed size array of variable length strings (which are usually char *).
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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
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Mysql adding user for remote access
...o connect remotely you have to have MySQL bind port 3306 to your machine's IP address in my.cnf. Then you have to have created the user in both localhost and '%' wildcard and grant permissions on all DB's as such . See below:
my.cnf (my.ini on windows)
#Replace xxx with your IP Address
bind-addre...
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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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...
How can I pad a String in Java?
Is there some easy way to pad Strings in Java?
30 Answers
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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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Difference between fprintf, printf and sprintf?
...char *, "format", args) is like printf. Instead of displaying the formated string on the standard output i.e. a monitor, it stores the formated data in a string pointed to by the char pointer (the very first parameter). The string location is the only difference between printf and sprint syntax.
fpr...
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 { ...