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What does $_ mean in PowerShell?
I've seen the following a lot in PowerShell, but what does it do exactly?
6 Answers
6
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How to save all the variables in the current python session?
I want to save all the variables in my current python environment. It seems one option is to use the 'pickle' module. However, I don't want to do this for 2 reasons:
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How do I enable the column selection mode in Eclipse?
...nally supports column selection.
Unfortunately I don't know HOW to enable it. I tried pressing the ALT-key like I am used to in Visual Studio and all other Microsoft products but that had no effect.
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Escape double quote character in XML
Is there an escape character for a double quote in xml? I want to write a tag like:
8 Answers
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Span inside anchor or anchor inside span or doesn't matter?
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3 - It doesn't matter.
BUT, I tend to only use a <span> inside an <a> if it's only for a part of the contents of the tag i.e.
<a href="#">some <span class="red">text</span></a>
Rather than:...
Comparison of C++ unit test frameworks [closed]
...know there are already a few questions regarding recommendations for C++ unit test frameworks, but all the answers did not help as they just recommend one of the frameworks but do not provide any information about a (feature) comparison.
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MySql server startup error 'The server quit without updating PID file '
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try to find your log file with suffix ".err", there should be more info. It might be in:
/usr/local/var/mysql/your_computer_name.local.err
It's probably problem with permissions
check if any mysql instance is running
ps -ef | grep mysql
i...
How do I move a redis database from one server to another?
...r to a new cloud instance and use that instance as my new redis server. If it were MySQL, I would export the DB from the old server and import it into the new server. How should I do this with redis?
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WebAPI Multiple Put/Post parameters
...follow
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edited Jul 25 '16 at 6:55
answered May 18 '16 at 11:20
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What is the difference between an interface and a class, and why I should use an interface when I ca
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Interfaces are excellent when you want to create something like it:
using System;
namespace MyInterfaceExample
{
public interface IMyLogInterface
{
//I want to have a specific method that I'll use in MyLogClass
void WriteLog();
}
public class MyCl...