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How to resume Fragment from BackStack if exists
...nt replacement logic.
private void replaceFragment (Fragment fragment){
String backStateName = fragment.getClass().getName();
FragmentManager manager = getSupportFragmentManager();
boolean fragmentPopped = manager.popBackStackImmediate (backStateName, 0);
if (!fragmentPopped){ //fragment ...
How to know when UITableView did scroll to bottom in iPhone
...st way is to test a point at the bottom of the screen and use this method call when ever the user scrolls (scrollViewDidScroll):
- (NSIndexPath *)indexPathForRowAtPoint:(CGPoint)point
Test a point near the bottom of the screen, and then using the indexPath it returns check if that indexPath is th...
Is there something like Annotation Inheritance in java?
...ame question.
@interface Animal {
boolean fluffy() default false;
String name() default "";
}
@Extends(Animal.class)
@Animal(fluffy = true)
@interface Pet {
String name();
}
@Extends(Pet.class)
@interface Cat {
@AliasFor("name")
String value();
}
@Extends(Pet.class)
@interfac...
How to change plot background color?
...0, 1] (e.g., (0.1, 0.2, 0.5) or (0.1, 0.2, 0.5, 0.3));
a hex RGB or RGBA string (e.g., '#0F0F0F' or '#0F0F0F0F');
a string representation of a float value in [0, 1] inclusive for gray level (e.g., '0.5');
one of {'b', 'g', 'r', 'c', 'm', 'y', 'k', 'w'};
a X11/CSS4 color name;
a name from t...
How to pass optional arguments to a method in C++?
...
Can you pls provide some example related to string ?
– Swapnil Gupta
Sep 24 '10 at 4:20
...
What is the difference between localStorage, sessionStorage, session and cookies?
...ilities, cookies, sessionStorage, and localStorage only allow you to store strings - it is possible to implicitly convert primitive values when setting (these will need to be converted back to use them as their type after reading) but not Objects or Arrays (it is possible to JSON serialise them to s...
How to create id with AUTO_INCREMENT on Oracle?
...g. 1,2,3,....
GUID. globally univeral identifier, as a RAW datatype.
GUID (string). Same as above, but as a string which might be easier to handle in some languages.
x is the identity column. Substitute FOO with your table name in each of the examples.
-- numerical identity, e.g. 1,2,3...
creat...
Java variable number or arguments for a method
...ore about it in the Oracle guide on varargs.
Here's an example:
void foo(String... args) {
for (String arg : args) {
System.out.println(arg);
}
}
which can be called as
foo("foo"); // Single arg.
foo("foo", "bar"); // Multiple args.
foo("foo", "bar", "lol"); // Don't matter how ...
How to estimate how much memory a Pandas' DataFrame will need?
...o stdout. Technically these are kibibytes (KiB), not kilobytes - as the docstring says, "Memory usage is shown in human-readable units (base-2 representation)." So to get bytes would multiply by 1024, e.g. 451.6 KiB = 462,438 bytes.
>>> df.info()
...
memory usage: 70.0+ KB
>>> d...
SSL Error: CERT_UNTRUSTED while using npm command
I am trying to install express framework using npm command but getting following error.
7 Answers
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