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'printf' vs. 'cout' in C++
...t use different syntax. printf uses standard function syntax using pattern string and variable-length argument lists. Actually, printf is a reason why C has them - printf formats are too complex to be usable without them. However, std::cout uses a different API - the operator << API that retur...
How to create our own Listener interface in android?
... any parameter as per your requirement
public void callback(View view, String result);
}
In your activity, implement the interface:
MyActivity.java:
public class MyActivity extends Activity implements MyListener {
@override
public void onCreate(){
MyButton m = new MyBut...
Javascript : natural sort of alphanumerical strings
...rue, sensitivity: 'base'})
For performance when sorting large numbers of strings, the article says:
When comparing large numbers of strings, such as in sorting large arrays, it is better to create an Intl.Collator object and use the function provided by its compare property. Docs link
v...
How to download a file from a URL in C#?
...
Use System.Net.WebClient.DownloadFile:
string remoteUri = "http://www.contoso.com/library/homepage/images/";
string fileName = "ms-banner.gif", myStringWebResource = null;
// Create a new WebClient instance.
using (WebClient myWebClient = new WebClient())
{
m...
How do I find out which process is locking a file using .NET?
...anagedType.ByValTStr, SizeConst = CCH_RM_MAX_APP_NAME + 1)]
public string strAppName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = CCH_RM_MAX_SVC_NAME + 1)]
public string strServiceShortName;
public RM_APP_TYPE ApplicationType;
public uint AppStatus;
...
C# convert int to string with padding zeros?
In C# I have an integer value which need to be convereted to string but it needs to add zeros before:
13 Answers
...
Split string with multiple delimiters in Python [duplicate]
... this uses some RegEx like things as mentioned above. So trying to split a string with . will split every single character. You need to escape it. \.
– marsh
Nov 14 '16 at 15:38
28...
Flat file databases [closed]
... * Directory to store data.
*
* @since 1.0
*
* @var string
*/
protected $directory;
/**
* Constructor, duh.
*
* @since 1.0
* @uses $directory Holds the data directory, which the constructor sets.
*
* @param string $directory
*/...
HashSet vs. List performance
...ery very small to get an advantage from List<T>. For a list of short strings, the advantage went away after size 5, for objects after size 20.
1 item LIST strs time: 617ms
1 item HASHSET strs time: 1332ms
2 item LIST strs time: 781ms
2 item HASHSET strs time: 1354ms
3 item LIST strs time: 9...
Why do I get TypeError: can't multiply sequence by non-int of type 'float'?
...
raw_input returns a string (a sequence of characters). In Python, multiplying a string and a float makes no defined meaning (while multiplying a string and an integer has a meaning: "AB" * 3 is "ABABAB"; how much is "L" * 3.14 ? Please do not re...