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How to redirect stderr and stdout to different files in the same line in script?
...ptor > &file_descriptor
Please refer to Advanced Bash-Scripting Guide: Chapter 20. I/O Redirection.
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Difference between namespace in C# and package in Java
...ce.html
Java
Packages are used to organize files or public types to avoid type conflicts. Package constructs can be mapped to a file system.
system.security.cryptography.AsymmetricAlgorithm aa;
may be replaced:
import system.security.Crypography;
class xxx { ...
AsymmetricAlgorithm aa;
Th...
What's the difference between JPA and Spring Data JPA?
...ing 'Spring JPA + Hibernate' or only using 'Hibernate' directly?
As you said, JPA is an specification while Hibernate is a particular implementation of that specification (these implementations are usually referred to as Providers). By using Hibernate you tie yourself to that provider restricting y...
How to save a BufferedImage as a File
...umentation's Tutorial for Writing/Saving an Image.
The Image I/O class provides the following method for saving an image:
static boolean ImageIO.write(RenderedImage im, String formatName, File output) throws IOException
The tutorial explains that
The BufferedImage class implements the RenderedIma...
Correct way to try/except using Python requests module?
...ests will raise a ConnectionError exception.
In the event of the rare invalid HTTP response, Requests will raise an HTTPError exception.
If a request times out, a Timeout exception is raised.
If a request exceeds the configured number of maximum redirections, a TooManyRedirects exception is raised.
...
How to show line number when executing bash script
... occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem.
Is there a method which can output the line number of the script before each line is executed?
Or output the line number before the command exhibition generated by set -x...
When correctly use Task.Run and when just async-await
...
Note the guidelines for performing work on a UI thread, collected on my blog:
Don't block the UI thread for more than 50ms at a time.
You can schedule ~100 continuations on the UI thread per second; 1000 is too much.
There are two t...
How do you do a case insensitive search using a pattern modifier using less?
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@sanmiguel I didn't know most, tried it and sidescroll is really cool, thanks
– ᐅdevrimbaris
Jan 29 '16 at 19:08
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Does every Core Data Relationship have to have an Inverse?
...uld use them:
An inverse relationship doesn't just
make things more tidy, it's actually
used by Core Data to maintain data
integrity.
-- Cocoa Dev Central
You should typically model
relationships in both directions, and
specify the inverse relationships
appropriately. Core Data...
SortedList, SortedDictionary and Dictionary
...
I can see the proposed answers focus on performance. The article provided below does not provide anything new regarding performance, but it explains the underlying mechanisms. Also note it does not focus on the three Collection Types mentioned in the question, but addresses all the Types of th...