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When do I use a dot, arrow, or double colon to refer to members of a class in C++?
...
#include <iostream>
#include <string>
using namespace std;
class Human {
private:
int age;
public:
string name;
Human(int humanAge, string humanName)
: age(humanAge), name(std::move(humanName)) {}
void DoSomething() {
...
Create table with jQuery - append
...are several approaches:
/* Note that the whole content variable is just a string */
var content = "<table>"
for(i=0; i<3; i++){
content += '<tr><td>' + 'result ' + i + '</td></tr>';
}
content += "</table>"
$('#here_table').append(content);
But, with th...
Correct format specifier for double in printf
... specifier (among others).
Note that this is one place that printf format strings differ substantially from scanf (and fscanf, etc.) format strings. For output, you're passing a value, which will be promoted from float to double when passed as a variadic parameter. For input you're passing a pointe...
Which keycode for escape key with jQuery
...ly needs to be done by more people. I call them "magic numbers" and "magic strings." What does 72 mean? Why do you have a very specific and volatile string copy-pasted 300 times in your code base? etc.
– vbullinger
Aug 13 '12 at 20:26
...
Copy entire contents of a directory to another using php
...lister.com/2004/04/recursively-copying-directories-in-php/
* @param string $source Source path
* @param string $dest Destination path
* @param int $permissions New folder creation permissions
* @return bool Returns true on success, false on failure
*/...
How to make a phone call programmatically?
...w Intent(Intent.ACTION_CALL);
intent.setData(Uri.parse("tel:" + bundle.getString("mobilePhone")));
context.startActivity(intent);
An intent by itself is simply an object that describes something. It doesn't do anything.
Don't forget to add the relevant permission to your manifest:
<uses-perm...
socket.io and session?
...ire('connect');
io.on('connection', function(socket_client) {
var cookie_string = socket_client.request.headers.cookie;
var parsed_cookies = connect.utils.parseCookie(cookie_string);
var connect_sid = parsed_cookies['connect.sid'];
if (connect_sid) {
session_store.get(connect_sid, functi...
System.Data.SQLite Close() not releasing database file
...Close() and before your call to File.Delete().
Here is the sample code:
string filename = "testFile.db";
SQLiteConnection connection = new SQLiteConnection("Data Source=" + filename + ";Version=3;");
connection.Close();
GC.Collect();
GC.WaitForPendingFinalizers();
File.Delete(filename);
Good lu...
Can you make valid Makefiles without tab characters?
... new recipe introduction
character. If the variable is set to the empty string, TAB is used again.
It can be set and reset at will; recipes will use the value active when
they were first parsed. To detect this feature check the value of $(.RECIPEPREFIX).
This feature was added in GNU Make ...
JavaScript pattern for multiple constructors
...was omitted in call
b= 'some default value';
if (typeof(a)==='string')
this._constructInSomeWay(a, b);
else if (a instanceof MyType)
this._constructInSomeOtherWay(a, b);
}
You can also access arguments as an array-like to get any further arguments passed in.
If yo...