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JavaScript object: access variable property by name as string [duplicate]
... if(typeof obj === 'undefined') {
return false;
}
var _index = prop.indexOf('.')
if(_index > -1) {
return fetchFromObject(obj[prop.substring(0, _index)], prop.substr(_index + 1));
}
return obj[prop];
}
Where your string reference to a given property ress...
How to raise a ValueError?
I have this code which finds the largest index of a specific character in a string, however I would like it to raise a ValueError when the specified character does not occur in a string.
...
Convert objective-c typedef to its string equivalent
...to do this. An array of strings such that the enum value can be used as an index into the array or a map structure (e.g. an NSDictionary) that maps an enum value to a string work, but I find that these approaches are not as clear as a function that makes the conversion explicit (and the array approa...
Rename specific column(s) in pandas
...with axis=1 or axis='columns' (the axis argument was introduced in v0.21.
Index.str.replace() for string/regex based replacement.
If you need to rename ALL columns at once,
DataFrame.set_axis() method with axis=1. Pass a list-like sequence. Options are available for in-place modification as well...
Looping over arrays, printing both index and value
... This answer helpfully just explains: ""${!foo[@]}" is the list of all the indexes set in the array".
– pjhsea
Feb 18 '19 at 0:31
|
show 4 m...
How to get the value from the GET parameters?
...ause the regex is compiled in the loop definition which resets the current index. It works properly if you put the regex into a variable outside of the loop.
– maxhawkins
Jul 6 '11 at 1:22
...
What does the git index contain EXACTLY?
What does the Git index exactly contain, and what command can I use to view the content of the index?
5 Answers
...
Get first key in a (possibly) associative array?
...
2019 Update
Starting from PHP 7.3, there is a new built in function called array_key_first() which will retrieve the first key from the given array without resetting the internal pointer. Check out the documentation for more info.
You can use reset and key:
reset($array);
$first_key = key(...
Select2 doesn't work when embedded in a bootstrap modal
...e got it to work.
change
<div id="myModal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
<div class="modal-header">
<button type="button" class="close" data-dismiss="modal" aria-hidden="true">×</button>
<...
How do I resolve git saying “Commit your changes or stash them before you can merge”?
...e name> <remote branch name> (or) switch branch
git stash apply --index
The first command stores your changes temporarily in the stash and removes them from the working directory.
The second command switches branches.
The third command restores the changes which you have stored in the s...