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Regex empty string or email
...e are cases where the beginning of a string is hidden but is still matched by ^, where effectively you're looking for an email or nothing in the middle of a string. For this (email_regex)? is better-suited.
– jclancy
Jun 18 '13 at 23:26
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How can I add a class to a DOM element in JavaScript?
...div contains a class while created!!!';
document.getElementById('dd').appendChild(newNode);
})();
</script>
</body>
</html>
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Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
...hat whoever is using this method will have proper permission (claim) given by the Admin. Then, Admin can decide who will be able to do what. Not you as a developer. Thats how your business logic is separated from Security logic.
Whenever someone signs in, your application will check whatever permi...
How to integrate nodeJS + Socket.IO and PHP?
... Socket.IO code without the nodeServer (because client page will be served by Apache).
But everything is already done; when you install Socket.IO module with npm, a script is available in /node_modules/socket.io/node_modules/socket.io-client/dist/socket.io.js; that the script we will include in our...
Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...四个值被丢弃。函数也可以返回多个值：function getUserInfo(id)
print(id)
return "haoel", 37, "haoel@hotmail.com", "http://coolshell.cn"
end
name, age, email, website, bGay = getUserInfo()复制代码
注意：上面的示例...
Listview Scroll to the end of the list after updating the list
...t is scrolled all the way to the bottom, after I have updated the listview by using listAdapter, so that it displays the last element entered in the list. How can I do this ?
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How are virtual functions and vtable implemented?
... object in the memory. Hence the size of the object in this case increases by the size of the pointer. This vptr contains the base address of the virtual table in memory. Note that virtual tables are class specific, i.e., there is only one virtual table for a class irrespective of the number of virt...
UITextField auto-capitalization type - iPhone App
...e for a UITextField so that the first letter of each word is capitalized by default?
7 Answers
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Multiple arguments to function called by pthread_create()?
I need to pass multiple arguments to a function that I would like to call on a separate thread. I've read that the typical way to do this is to define a struct, pass the function a pointer to that, and dereference it for the arguments. However, I am unable to get this to work:
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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
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By far the simplest solution
– hmedia1
Nov 7 '19 at 0:57
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