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How to use sed to remove the last n lines of a file
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I don't know about sed, but it can be done with head:
head -n -2 myfile.txt
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How to chain scope queries with OR instead of AND?
...ou would do
Person.where('name=? OR lastname=?', 'John', 'Smith')
Right now, there isn't any other OR support by the new AR3 syntax (that is without using some 3rd party gem).
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Omitting one Setter/Getter in Lombok
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With @Data, you have public access to the accessors by default. You can now use the special access level NONE to completely omit the accessor, like this:
@Getter(AccessLevel.NONE)
@Setter(AccessLevel.NONE)
private int mySecret;
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Failed to instantiate module [$injector:unpr] Unknown provider: $routeProvider
...angular.js file. If you are continuing to use $routeProvider then you will now need to include angular-route.js in your HTML:
<script src="angular.js">
<script src="angular-route.js">
API Reference
You also have to add ngRoute as a dependency for your application:
var app = angular....
How to keep up with the latest versions of Node.js in Ubuntu? PPA? Compiling?
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Alas it's not tight at all now... I have 0.10.12 which is being shown in Ubuntu as the latest and greatest, whereas the world has moved onto 0.10.20
– kumarharsh
Oct 16 '13 at 13:47
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How to find serial number of Android device?
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@Hasemam its running fine now after adding <uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission> permission in androidManifest.xml file.
– Paresh Mayani
Aug 26 '10 at ...
How to go back to lines edited before the last one in Vim?
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Till now, I used to use this hack of undo followed by redo to go to last changed position. i.e. "u" and then "ctrl+r".
– Mayank Jaiswal
Dec 16 '15 at 5:25
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How to import local packages without gopath
...t" way to do it. You should be using vendor capabilities, vgo, or dep (for now) that are enabled by default in Go 1.6; see. You basically add your "external" or "dependent" packages within a vendor directory; upon compilation the compiler will use these packages first.
Found. I was able import lo...
How can I debug a HTTP POST in Chrome?
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Now it's available in standard builds of chrome itself!
– Nachiketha
Dec 17 '15 at 10:09
add a comme...
How to let PHP to create subdomain automatically for each user?
...to my index.php file. So if I go to
http://fred.mywebsite.com/album/Dance/now
I get back
http://fred.mywebsite.com/index.php?uri=album/Dance/now&hostName=fred.mywebsite.com
Then in my index.php code i just explode my username off of the hostName. This gives me nice pretty SEO URLs.
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