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How do I force detach Screen from another SSH session?
..., that Screen session still thinks it's attached. Maybe it is. Perhaps I don't really know what that means.
4 Answers
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How to set default values in Rails?
...orrect" is a dangerous word in Ruby. There's usually more than one way to do anything. If you know you'll always want that default value for that column on that table, setting them in a DB migration file is the easiest way:
class SetDefault < ActiveRecord::Migration
def self.up
change_co...
Sending Arguments To Background Worker?
...gument: value); // the int will be boxed
and then
private void worker_DoWork(object sender, DoWorkEventArgs e)
{
int value = (int) e.Argument; // the 'argument' parameter resurfaces here
...
// and to transport a result back to the main thread
double result = 0.1 * value;
e....
What's the difference between “static” and “static inline” function?
...e code
int i;
.... // some more code
for (i=0; i<999999; i = Inc(i)) {/*do something here*/};
This tight loop will perform a function call on each iteration, and the function content is actually significantly less than the code the compiler needs to put to perform the call. inline will essentia...
How do I ZIP a file in C#, using no 3rd-party APIs?
... a file list because it wants a MIME type for each file you add. It might do what you want.
I'm currently using these classes for a similar problem to archive several related files into a single file for download. We use a file extension to associate the download file with our desktop app. One s...
How do I use the CONCAT function in SQL Server 2008 R2?
... including 2008 R2.
That it is part of SQL Server 2012 can be seen in the document tree:
SQL Server 2012
Product Documentation
Books Online for SQL Server 2012
Database Engine
Transact-SQL Reference (Database Engine)
Built-in Functions (Transact-SQL)
String Functions (Trans...
How do I convert a numpy array to (and display) an image?
...
img.show() don't work in ipython notebook.img_pil = Image.fromarray(img, 'RGB') display(img_pil.resize((256,256), PIL.Image.LANCZOS))
– mrgloom
Jun 11 '19 at 10:15
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How to do a less than or equal to filter in Django queryset?
...se, lt for less than and gt for greater than. You can find them all in the documentation.
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How Do I Fetch All Old Items on an RSS Feed?
... I can handle the "parse XML" bit. The thing I'm getting stuck on is "How do I fetch older posts?"
7 Answers
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How do I horizontally center an absolute positioned element inside a 100% width div? [duplicate]
... I need it to be horizontally centered within #header . Normally, I would do a margin:0 auto for relatively positioned elements but I am stuck here. Can someone show me the way?
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