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Using awk to print all columns from the nth to the last
...proach. no need to use cat though, just put the filename after the awk command.
– kon
Jun 5 '13 at 10:16
50
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Mechanisms for tracking DB schema changes [closed]
What are the best methods for tracking and/or automating DB schema changes? Our team uses Subversion 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 up...
Rails Admin vs. ActiveAdmin [closed]
I've been looking into some rails admin plugins and came across these:
3 Answers
3
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How to check for file existence [duplicate]
...
Check out Pathname and in particular Pathname#exist?.
File and its FileTest module are perhaps simpler/more direct, but I find Pathname a nicer interface in general.
s...
Font size in CSS - % or em?
...icle on web typography on A List Apart.
Their conclusion:
Sizing text and line-height in ems,
with a percentage specified on the
body (and an optional caveat for
Safari 2), was shown to provide
accurate, resizable text across all
browsers in common use today. This is
a technique you...
iOS (iPhone, iPad, iPodTouch) view real-time console log terminal
Is there a way to view the real-time console log to view NSLog and other debug messages in a real-time manner, such as adb logcat?
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msbuild.exe staying open, locking files
...sbuild (.NET 4). I have a strange issue in that after a build is complete (and it doesn't seem to matter if it was a successful build or not), msbuild.exe stays open, and locks one of the files, which means every time TeamCity tries to clear its work directory, it fails, and can't continue.
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Rails server says port already used, how to kill that process?
...rectory to the following file tmp/pids/server.pid
– tandy
Feb 15 '14 at 19:29
This can happen if you're running debugg...
What is a stack trace, and how can I use it to debug my application errors?
...ject.Book.getTitle(Book.java:16)
To debug this, we can open up Book.java and look at line 16, which is:
15 public String getTitle() {
16 System.out.println(title.toString());
17 return title;
18 }
This would indicate that something (probably title) is null in the above code.
Exam...
Do we need type=“text/css” for in HTML5 [duplicate]
...
The HTML5 spec says that the type attribute is purely advisory and explains in detail how browsers should act if it's omitted (too much to quote here). It doesn't explicitly say that an omitted type attribute is either valid or invalid, but you can safely omit it knowing that browsers wi...