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windows service vs scheduled task
...client that will communicate with the service app via TCP/IP, named pipes, etc.
From a user's POV, I wonder which is easier to control. Both services and scheduled tasks are pretty much out of reach for most non-technical users, i.e. they won't even realize they exist and can be configured / stoppe...
Does Java have something like C#'s ref and out keywords?
...ould be expanded on some. You can only pass primitives (int, short, char, etc.) as value. And no, there is no out.
– Corey Sunwold
May 10 '10 at 21:26
...
Freely convert between List and IEnumerable
...(y), selector(x)));
}
Then you can use:
list.Sort(x=>x.SomeProp); // etc
This updates the existing list in the same way that List<T>.Sort usually does.
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...
Return array in a function
...rgv[]){
int arr[] = { 1,2,3,4,5 };
// arr[0] == 1
// arr[1] == 2 etc
int result = fillarr(arr);
// arr[0] == 10
// arr[1] == 5
return 0;
}
I suggest you might want to consider putting a length into your fillarr function like
this.
int * fillarr(int arr[], int length)
T...
What does -save-dev mean in npm install grunt --save-dev
...uch modules should only be needed when developing the app (eg grunt, mocha etc).
According to the package.json docs
Edit: Attempt at visualising what npm install does:
yourproject
dependency installed
dependency installed
dependency installed
devDependency NOT installed
devDependency NOT ...
Difference between malloc and calloc?
...e client process. This works same way memory mapped files, virtual memory, etc. work.. it uses paging.
Here is one optimization story about the topic:
http://blogs.fau.de/hager/2007/05/08/benchmarking-fun-with-calloc-and-zero-pages/
...
HttpURLConnection timeout settings
...
HttpURLConnection has a setConnectTimeout method.
Just set the timeout to 5000 milliseconds, and then catch java.net.SocketTimeoutException
Your code should look something like this:
try {
HttpURLConnection.setFollowRedirects(false);
HttpU...
How do I start a program with arguments when debugging?
... {
Console.SetOut(sw); // this makes any Console.Writes etc go to sw
Program.Main(new[] { "argument" });
var result = sw.ToString();
Assert.AreEqual("expected", result);
}
}
}
This way you can, in an automated way, test multiple...
How to open every file in a folder?
...rent directory using os.listdir:
import os
for filename in os.listdir(os.getcwd()):
with open(os.path.join(os.cwd(), filename), 'r') as f: # open in readonly mode
# do your stuff
Glob
Or you can list only some files, depending on the file pattern using the glob module:
import glob
for ...
Current time formatting with Javascript
...d you will see that you can extract all the bits (date, month, year, hour, etc).
http://www.w3schools.com/jsref/jsref_obj_date.asp
For something like Fri 23:00 1 Feb 2013 the code is like:
date = new Date();
weekdayNames = ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'];
monthNames = ["...