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Programmatically go back to the previous fragment in the backstack
...ening. In fragment example developer.android.com/training/basics/fragments/index.html they are not overiding onbackpressed event and yet they are able to backstack fragment. I have used trasaction.addToBackStack(null); but nothing happens. Can you explain why ?
– Murtaza K...
Add single element to array in numpy
...it overkill, but I always use the the np.take function for any wrap-around indexing:
>>> a = np.array([1, 2, 3])
>>> np.take(a, range(0, len(a)+1), mode='wrap')
array([1, 2, 3, 1])
>>> np.take(a, range(-1, len(a)+1), mode='wrap')
array([3, 1, 2, 3, 1])
...
How to replace all dots in a string using JavaScript
...toLowerCase();
while( (
i = str.toLowerCase().indexOf(
_token, i >= 0 ? i + newToken.length : 0
) ) !== -1
) {
str = str.substring( 0, i ) +
newToken +
str.substrin...
Flatten list of lists [duplicate]
... 147.2, 138.2]
then you can access individual items with the appropriate index, e.g., new_d[0] will give you 180.0 etc which you can then use for math.
If you are going to have a collection of data, you will have some sort of bracket or parenthesis.
Note, this solution is aimed specifically at y...
In MVC, how do I return a string result?
...ET: Home
// this will return just a string, not html
public string index()
{
return "URL to show";
}
public ViewResult AutoProperty()
{
string s = "this is a string ";
// name of view , object you will pass
return View("Result", s);
}
...
Notepad++ add to every line
...ck Ctrl+ F.
Choose Regular Expression
*Find What: "^" (which represents index of the each line - "PREFIX").
Replace with : "anyText"*
For Suffix on each line: Follow the same steps as above "Replace ^ with $" . That's it.
...
How to get the name of the calling method?
...
Excellent use of regex as a string index! Can also use caller[0][/`(.*)'/,1]
– aks
Dec 23 '17 at 5:36
...
Autocompletion in Vim
...e accepted answer. Have you tried clang_complete on Linux kernel? the best indexing I have seen for kernel is using Eclipse CDT, if clang_complete can handle kernel it should be able to complete just anything.
– dashesy
Aug 14 '12 at 23:09
...
How to focus on a form input text field on page load using jQuery?
...This also does the first text field, but you can change the [0] to another index:
$('input[@type="text"]')[0].focus();
Or, you can use the ID:
$("#someTextBox").focus();
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TypeScript: casting HTMLElement
...d look into this further, suppose you use $('[type:input]').each( function(index,element) and you need element to be cast to HTMLInputElement or HTMLSelectElement depending on which property you need to set/get, casting use (<HTMLSelectElement><any>element).selectedIndex=0; adds () aroun...