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'\r': command not found - .bashrc / .bash_profile [duplicate]
I have windows, using Cygwin, trying to set JAVA_HOME permanently through my .bashrc file.
19 Answers
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When and why I should use session_regenerate_id()?
... session ID with a new one, and keep the current session information.
What does it do?
It mainly helps prevent session fixation attacks. Session fixation attacks is where a malicious user tries to exploit the vulnerability in a system to fixate (set) the session ID (SID) of another user. By doing so...
Should I inherit from std::exception?
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The main benefit is that code using your classes doesn't have to know exact type of what you throw at it, but can just catch the std::exception.
Edit: as Martin and others noted, you actually want to derive from one of the sub-classes of std::exception declared in <stde...
How do I use Wget to download all images into a single folder, from a URL?
I am using wget to download all images from a website and it works fine but it stores the original hierarchy of the site with all the subfolders and so the images are dotted around. Is there a way so that it will just download all the images into a single folder? The syntax I'm using at the moment i...
Entity Framework. Delete all rows in table
...hat are googling this and ended up here like me, this is how you currently do it in EF5 and EF6:
context.Database.ExecuteSqlCommand("TRUNCATE TABLE [TableName]");
Assuming context is a System.Data.Entity.DbContext
share
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Regular Expressions and negating a whole character group [duplicate]
... be fairly obvious to me but it's not. I'm trying to match a string which does NOT contain a specific sequence of characters. I've tried using [^ab] , [^(ab)] , etc. to match strings containing no 'a's or 'b's, or only 'a's or only 'b's or 'ba' but not match on 'ab'. The examples I gave won't m...
Can I create links with 'target=“_blank”' in Markdown?
Is there a way to create a link in Markdown that opens in a new window? If not, what syntax do you recommend to do this. I'll add it to the markdown compiler I use. I think it should be an option.
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DISTINCT for only one column
... as a distinct row, not column. It will return only rows where the columns do not match exactly the same.
SELECT DISTINCT ID, Email, ProductName, ProductModel
FROM Products
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1 | something@something.com | ProductName1 | ProductModel1
2 | something@something.com | ProductName1 ...
Determine file creation date in Java
...but unfortunately true. I'm not sure why that is but the code specifically does that as the following will demonstrate.
import java.io.IOException;
import java.nio.file.*;
import java.nio.file.attribute.*;
public class TestFA {
static void getAttributes(String pathStr) throws IOException {
P...
Programmatically scroll a UIScrollView
... to the iPhone photo app. Now, is there a way that I can programmatically do the same thing so that I end up with a slideshow that runs on its own with a click of a button and a configurable pause between each scroll?
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