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How to resize the AVD emulator (in Eclipse)?
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From within Eclipse:
Go to Window > Android SDK and AVD Manager > Virtual Devices
Select the AVD you want to launch and click Start
Check the Scale display to real size button
Enter how big you want it to appear in inches and press Launch. For this to work, you'll ha...
Can you “compile” PHP code and upload a binary-ish file, which will just be run by the byte code int
I know that PHP is compiled to byte code before it is run on the server, and then that byte code can be cached so that the whole script doesn't have to be re-interpreted with every web access.
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How to check programmatically if an application is installed or not in Android?
... layout
setContentView(R.layout.main_activity);
// Use package name which we want to check
boolean isAppInstalled = appInstalledOrNot("com.check.application");
if(isAppInstalled) {
//This intent will help you to launch if the package is already install...
Iterate all files in a directory using a 'for' loop
...ile you need to double the % signs.
for /r %%i in (*) do echo %%i
(thanks @agnul)
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“Find next” in Vim
To search forward in Vim for cake , I'd type /cake , but the cursor jumps to the first match when I press return. Is there a Vim command analogous to "find next"?
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How to know what the 'errno' means?
...hen calling execl(...) , I get an errno=2 . What does it mean? How can I know the meaning of this errno ?
15 Answers
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Auto-reload browser when I save changes to html file, in Chrome?
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I assume you're not on OSX? Otherwise you could do something like this with applescript:
http://brettterpstra.com/watch-for-file-changes-and-refresh-your-browser-automatically/
There is also a plugin for chrome called "auto refresh plus" where you can specify a reload every x seconds:
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How to list npm user-installed packages?
How do I list the user-installed package ONLY in npm ? When I do npm -g list it outputs every package and their dependencies, which is not what I want.
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Rename multiple files based on pattern in Unix
...ll probably be the easiest.
Using one version of rename:
rename 's/^fgh/jkl/' fgh*
Using another version of rename (same as Judy2K's answer):
rename fgh jkl fgh*
You should check your platform's man page to see which of the above applies.
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Create a string with n characters
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The for loop will be optimized by the compiler. In such cases like yours you don't need to care about optimization on your own. Trust the compiler.
BTW, if there is a way to create a string with n space characters, than it's coded the same way like you just did.
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