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Generating Guids in Ruby
...reRandom.uuid generates a random UUID, so it is not guaranteed as unique. If you just want a random string that is probably unique it will be okay to use this. However, if you want something that is guaranteed to be unique you will need to use something that includes the MAC address, timestamp, an...
How to get root access on Android emulator?
... also you need to remount.
Just enter these codes
adb root
adb remount
Now its time to push the su binary:
This is the code I successfully used: adb -e push C:\Users\User1\Desktop\rootemu\x86\su.pie /system/bin/su
(nevermind about my specific location of su binary, any location is okay as lo...
How to make a Java Generic method static?
...his mean:
In my answer <E> would hide the E from ArrayUtils<E> if the method wouldn't be static. AND <E> has nothing to do with the E from ArrayUtils<E>.
To reflect this fact better, a more correct answer would be:
public static <I> I[] appendToArray(I[] array, I item...
How to tell if JRE or JDK is installed
... tried it on another, it complained that JDK was required. How can I check if JDK was somehow installed on my system? Note: the computer in question is a Mac.
...
Setting DIV width and height in JavaScript
...e {
display:none;
}
.narrow {
display:block;
width:100px;
}
Now, I can easily just add and remove a class attribute, one single property, instead of calling multiple properties. In addition, when your Web designer wants to change the definition of what it means to be wide, he or she d...
Modifying the “Path to executable” of a windows service
I'd like to modify the path to my application, but doing so breaks it because the service still points to the old location.
...
Get current URL path in PHP [duplicate]
I need to get the path from the URL of the current request. For example, if the current URL is:
3 Answers
...
vc/mfc *通配符 批量删除文件 - c++1y / stl - 清泛IT社区，为创新赋能！
...nbsp; FileOp.pTo = NULL;
if (SHFileOperation(&FileOp) != 0)
printf("删除文件:%S失败(Error:%d)\n", delFileName, GetLastError());
&nb...
AngularJS - How to use $routeParams in generating the templateUrl?
...condaryNav+'.html'
});
});
Which yielded this error:
Unknown provider: $routeParams from myApp
If something like that isn't possible you can change your templateUrl to point to a partial HTML file that just has ng-include and then set the URL in your controller using $routeParam...
Javascript - removing undefined fields from an object [duplicate]
...key] === undefined && delete obj[key])
jsbin
Same example using if expression:
Object.keys(obj).forEach(key => {
if (obj[key] === undefined) {
delete obj[key];
}
});
If you want to remove the items from nested objects as well, you can use a recursive function:
const removeE...