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How to add new elements to an array?
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The size of an array can't be modified. If you want a bigger array you have to instantiate a new one.
A better solution would be to use an ArrayList which can grow as you need it. The method ArrayList.toArray( T[] a ) gives you back your array if you ...
Android device chooser - My device seems offline
...ation and i was planning to deploy it to my HTC Desire.
I have installed USB driver. I turned on USB debugging on the phone and choosed charge only when phone plugged-in. When I run application Android device chooser show my device offline.
I am stuck at this point. Any help would be appreciated.
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Ruby on Rails and Rake problems: uninitialized constant Rake::DSL
I'm having a really frustrating issue: Rake is being dumb.
19 Answers
19
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How to see JavaDoc in IntelliJ IDEA? [duplicate]
...doc info. I think the way to show it is to use a shortcut - command + J , but when I click it, I get something wrong as on the screen shot below. Please advise me on how I can quickly get javadoc information. I need to at least know what type a method returns.
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Hidden Features of Visual Studio (2005-2010)?
Visual Studio is such a massively big product that even after years of working with it I sometimes stumble upon a new/better way to do things or things I didn't even know were possible.
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How do I run a program with a different working directory from current, from Linux shell?
...the program like this:
(cd /c; /a/helloworld)
The parentheses cause a sub-shell to be spawned. This sub-shell then changes its working directory to /c, then executes helloworld from /a. After the program exits, the sub-shell terminates, returning you to your prompt of the parent shell, in the dir...
How can query string parameters be forwarded through a proxy_pass with nginx?
The above snippet will redirect requests where the url includes the string "service" to another server, but it does not include query parameters.
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Add a property to a JavaScript object using a variable as the name?
...pulling items out of the DOM with jQuery and want to set a property on an object using the id of the DOM element.
13 Ans...
You have already activated X, but your Gemfile requires Y
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Using bundle exec is the right way to do this.
Basically what's happening is that you've updated rake to 0.9.2 which now conflicts with the version specified in your Gemfile. Previously the latest version of rake you had matched t...
Windows equivalent of the 'tail' command
...he file after the nth line:
DOS Prompt:
C:\>more +2 myfile.txt
The above command will output everything after the first 2 lines.
This is actually the inverse of Unix head:
Unix console:
root@server:~$ head -2 myfile.txt
The above command will print only the first 2 lines of the file.
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