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How can I delete a newline if it is the last character in a file?
...e:
perl -pi -e 'chomp if eof' filename
[Editor's note: -pi -e was originally -pie, but, as noted by several commenters and explained by @hvd, the latter doesn't work.]
This was described as a 'perl blasphemy' on the awk website I saw.
But, in a test, it worked.
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Installing Bootstrap 3 on Rails App
I'm trying to install Bootstrap 3.0 on my Rails app. I recently finished Michael Hartl's tutorial and am now trying to build my own system using this new version of Bootstrap, but I have a few questions that I'm not sure about.
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Android Studio/Intellij Idea: “Table of Contents” for a class
...ble of Contents" for a class. I apologize for not knowing exactly what to call it. But what I am referring to is the dropdown menu in eclipse that lists all the methods, interfaces, classes and so on that are in that class file. This then allows you to jump to that position. This view is when you ar...
How to see if an object is an array without using reflection?
...Object is an array without using reflection?
And how can I iterate through all items without using reflection?
6 Answers
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Format date to MM/dd/yyyy in JavaScript [duplicate]
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that's not actually MM/dd/yyyy. That's M/d/yyyy. Does your date need leading zeros?
– Ray Wadkins
Sep 25 '13 at 21:25
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How to tell where a header file is included from?
How can I tell where g++ was able to find an include file? Basically if I
4 Answers
4...
Why are flag enums usually defined with hexadecimal values
...ed Nov 4 '12 at 20:47
exists-forallexists-forall
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What is the best practice for making an AJAX call in Angular.js?
....X. To prevent confusion it's being changed to reflect the best answer for ALL current versions of Angular as of today, 2013-12-05.
The idea is to create a service that returns a promise to the returned data, then call that in your controller and handle the promise there to populate your $scope prop...
Big O of JavaScript arrays
...pending - Amortized O(1) (sometimes resizing the hashtable is required; usually only insertion is required)
Prepending - O(n) via unshift, since it requires reassigning all the indexes
Insertion - Amortized O(1) if the value does not exist. O(n) if you want to shift existing values (Eg, using splice...
Any way to force strict mode in node?
...newer the --use_strict flag works as expected.
– TooTallNate
Feb 5 '13 at 5:52
21
Note that --use...