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Mechanisms for tracking DB schema changes [closed]
...on for version control and we've been able to automate some of our tasks this way (pushing builds up to a staging server, deploying tested code to a production server) but we're still doing database updates manually. I would like to find or create a solution that allows us to work efficiently acros...
How to print colored text in Python?
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This somewhat depends on what platform you are on. The most common way to do this is by printing ANSI escape sequences. For a simple example, here's some python code from the blender build scripts:
class bcolors:
HEADER = ...
Deleting all pending tasks in celery / rabbitmq
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edited Jan 27 '17 at 15:20
Dag Høidahl
6,30977 go...
Setting an object to null vs Dispose()
...y the way the CLR and GC works (I'm working on expanding my knowledge on this by reading CLR via C#, Jon Skeet's books/posts, and more).
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Java array reflection: isArray vs. instanceof
Is there a preference or behavior difference between using:
8 Answers
8
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How to remove duplicate white spaces in string using Java?
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Like this:
yourString = yourString.replaceAll("\\s+", " ");
For example
System.out.println("lorem ipsum dolor \n sit.".replaceAll("\\s+", " "));
outputs
lorem ipsum dolor sit.
What does that \s+ mean?
\s+ is a regular...
How to determine a user's IP address in node
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In your request object there is a property called connection, which is a net.Socket object. The net.Socket object has a property remoteAddress, therefore you should be able to get the IP with this call:
request.connection.remoteAddress
See documentati...
How to get started with developing Internet Explorer extensions?
...erience with/in developing IE extensions that can share their knowledge? This would include code samples, or links to good ones, or documentation on the process, or anything.
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Get selected element's outer HTML
... a selected object with jQuery. I am aware of the .html() function; the issue is that I need the HTML including the selected object (a table row in this case, where .html() only returns the cells inside the row).
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How to get the name of enumeration value in Swift?
... `let cityName = String(city)`
// cityName contains "Melbourne"
So there is no longer a need to define & maintain a convenience function that switches on each case to return a string literal. In addition, this works automatically for any enum, even if no raw-value type is specified.
debugPrin...