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Differences between fork and exec
...lar file on disk. (from 1.1.2 Programs, Processes, and Threads)
.
In order to run a program, the kernel is first asked to create a new process, which is an environment in which a program executes. (also from 1.1.2 Programs, Processes, and Threads)
.
It’s impossible to understand the ex...
How is TeamViewer so fast?
...like Google's libjingle).
They do use their own servers to middle-man in order to do the handshake and connection set-up, but most of the time the relationship between client and server will be P2P (best case, when the hand-shake is successful). If NAT traversal fails, then TeamViewer will indeed...
Visual Studio debugging “quick watch” tool and lambda expressions
... the following into the watch window
(Func<int>)(() => v2);
In order to properly execute this the debugger (or more appropriate the EE) would need to create a closure for variable v2. This is difficult but not impossible to do.
What really makes this a tough job for the EE though is ...
Django Admin - change header 'Django administration' text
...te_header, site_title, and index_title attributes on a custom AdminSite in order to easily change the admin site’s page title and header text. Create an AdminSite subclass and hook your instance into your URLconf:
admin.py:
from django.contrib.admin import AdminSite
from django.utils.translation...
How to redirect both stdout and stderr to a file [duplicate]
... And just to save someone else the frustration, note that the order is important: 2>&1 needs to occur after >> log_file.
– Rufflewind
Jan 2 '14 at 6:34
4
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Using pg_dump to only get insert statements from one table within database
...s is another option; it restores slightly faster but can't tolerate column order changes
– Andy
Mar 29 at 5:46
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Why is i++ not atomic?
... of the crashes that can happen" or "you get no knife with your currywurst-order because the wurst may need to be cut". Thus, I don't think this is an answer. The question was not "What does i++ do?" or "What is the consequence of i++ not being synced?".
– Sebastian Mach
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Permission denied (publickey) when SSH Access to Amazon EC2 instance [closed]
...ir input and select your new Key Pair. You may have to refresh the list in order to see a new Key Pair you're just created.
Save
Elastic Beanstalk will create for you new instances associated with the new key pair.
In general, remember you have to allow your EC2 instance to accept inbound SSH tr...
What does Serializable mean?
...en the answer, but I would like to add an example for those who need it in order to explain the idea:
Let's say you have a class person like the following:
public class Person implements java.io.Serializable {
/**
*
*/
private static final long serialVersionUID = 1L;
public ...
slf4j: how to log formatted message, object array, exception
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