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Find all storage devices attached to a Linux machine [closed]
...2 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/xvda1 doesn't contain a valid partition table
Disk /dev/xvda2: 365.0 GB, 365041287168 bytes
255 heads, 63 sectors/track, 44380 cylinders, total 712971264 sectors
Units = sectors of 1 * 512 =...
Delete commits from a branch in Git
...before head.
Or, you could look at the output of git log, find the commit id of the commit you want to back up to, and then do this:
git reset --hard <sha1-commit-id>
If you already pushed it, you will need to do a force push to get rid of it...
git push origin HEAD --force
However, i...
No connection could be made because the target machine actively refused it?
... a parameter on the listen function - all languages and platforms have basically the same API in this regard, even the C# one. This parameter is often configurable if you control the server, and is likely read from some settings file or the registry. Investigate how to configure your server.
If y...
How can I do an asc and desc sort using underscore.js?
... Why would you think it's bubble sort? Under the hood .sortBy() calls built-in Array.sort(), the algorithm of which is up to the browser vendors, but bubble sort is pretty unlikely to be their choice.
– Rene Saarsoo
Dec 11 '15 at 19:38
...
Getting the class name from a static method in Java
...
What if I'm calling the static method in a subclass, and I want the subclass name?
– Edward Falk
Oct 26 '12 at 15:49
...
JUnit test for System.out.println()
...n outputs the version string, etc etc)
Edit:
Prior versions of this answer called System.setOut(null) after the tests; This is the cause of NullPointerExceptions commenters refer to.
share
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improve...
What does void* mean and how to use it?
... a pointer to a function that compares two elements of the array. It gets called like so:
int iArr[10];
double dArr[30];
long lArr[50];
...
qsort(iArr, sizeof iArr/sizeof iArr[0], sizeof iArr[0], compareInt);
qsort(dArr, sizeof dArr/sizeof dArr[0], sizeof dArr[0], compareDouble);
qsort(lArr, sizeo...
Passing data between controllers in Angular JS?
...troller('ProductController', function($scope, productService) {
$scope.callToAddToProductList = function(currObj){
productService.addProduct(currObj);
};
});
In your CartController, get the products from the service:
app.controller('CartController', function($scope, productService...
QuotaExceededError: Dom exception 22: An attempt was made to add something to storage that exceeded
...both iOS and OS X when localStorage.setItem (or sessionStorage.setItem) is called.
One solution is to do a try/catch or Modernizr check in each instance of using setItem.
However if you want a shim that simply globally stops this error being thrown, to prevent the rest of your JavaScript from brea...
What does the number in parentheses shown after Unix command names in manpages mean?
...the command is assigned to.
These are split as
General commands
System calls
C library functions
Special files (usually devices, those found in /dev) and drivers
File formats and conventions
Games and screensavers
Miscellanea
System administration commands and daemons
Original descriptions of ...