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How to retrieve a file from a server via SFTP?
...session = jsch.getSession( "remote-username", "remote-host" );
{
// "interactive" version
// can selectively update specified known_hosts file
// need to implement UserInfo interface
// MyUserInfo is a swing implementation provided in
// examples/Sftp.java in the JSch dist
UserInf...
What's an easy way to read random line from a file in Unix command line?
...
perl -e 'srand; rand($.) < 1 && ($line = $_) while <>; print $line;' file
This has a significant advantage in space over reading the whole file in. You can find a proof of this method in The Art of Computer Programming, Volume 2, Section 3.4.2, by Donald E. Knuth.
...
Remove all subviews?
...erformSelector:@selector(removeFromSuperview)];
Thank you to Tommy for pointing out that makeObjectsPerformSelector: appears to modify the subviews array while it is being enumerated (which it does for NSView, but not for UIView).
Please see this SO question for more details.
Note: Using either ...
Doing HTTP requests FROM Laravel to an external API
...n't answer my question in fact about a Laravel kinda way, I will sure look into this. Thanks!
– Chilion
Feb 3 '15 at 13:51
3
...
Generate unique random numbers between 1 and 100
...
I think is is the proper answer, because it maintains the probability distrubtion, which the accepted answer does not
– roberto tomás
Mar 23 '17 at 22:51
...
Spring @Transaction method call by the method within the same class, does not work?
...d be nice if you can mark my question as the best answer to give me some points. (green checkmark)
– Espen
Aug 16 '10 at 18:31
2
...
How to profile methods in Scala?
...val result = block // call-by-name
val t1 = System.nanoTime()
println("Elapsed time: " + (t1 - t0) + "ns")
result
}
// Now wrap your method calls, for example change this...
val result = 1 to 1000 sum
// ... into this
val result = time { 1 to 1000 sum }
...
How can I create a temp file with a specific extension with .NET?
...
public static string GetTempFileName(string extension)
{
int attempt = 0;
while (true)
{
string fileName = Path.GetRandomFileName();
fileName = Path.ChangeExtension(fileName, extension);
fileName = Path.Combine(Path.GetTempPath(), fileName);
try
{
usi...
What is the difference between Factory and Strategy patterns?
...y pattern allows you to encapsulate object creation.
Gary makes a great point. If you are using the principle of coding to abstractions rather than "concretions" then a lot of the patterns start looking like variations on a theme.
...
What is the 'instanceof' operator used for in Java?
...d to test if an object (instance) is a subtype of a given Type.
Imagine:
interface Domestic {}
class Animal {}
class Dog extends Animal implements Domestic {}
class Cat extends Animal implements Domestic {}
Imagine a dog object, created with Object dog = new Dog(), then:
dog instanceof Domestic...