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javascript find and remove object in array based on key value
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Is this better than doing findIndex() and then splice(index, 1) on parent array?
– Alex
Apr 3 '17 at 4:25
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How do I declare a 2d array in C++ using new?
...gneticCroissant You can argue it is not a 2D array. It's true. It can be indexed like a 2D array, but it is not a 2D array. The memory layout is in fact portrayed in the picture. The problem with that statement is it fails to work if M is not constant.
– Mehrdad Afshari
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Add missing dates to pandas dataframe
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You could use Series.reindex:
import pandas as pd
idx = pd.date_range('09-01-2013', '09-30-2013')
s = pd.Series({'09-02-2013': 2,
'09-03-2013': 10,
'09-06-2013': 5,
'09-07-2013': 1})
s.index = pd.Date...
How to remove line breaks (no characters!) from the string?
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You can also use PHP trim
This function returns a string with whitespace stripped from the beginning and end of str. Without the second parameter, trim() will strip these characters:
" " (ASCII 32 (0x20)), an ordinary space.
"\t...
How to cast an Object to an int
...so use object.hashCode(), but it can be type specific.
Scenario 5: unique index
In same cases you need a unique index for each object, like to auto incremented ID values in a database table (and unlike to identity hash which is not unique). A simple sample implementation for this:
class ObjectInd...
How do I purge a linux mail box with huge number of emails? [closed]
... Tue Jul 29 17:43 23/1016 "Cron <eric@ip-10-0-1-51> /usr/bin/php /var/www/sandbox/eric/c"
N 2 Cron Daemon Tue Jul 29 17:44 23/1016 "Cron <eric@ip-10-0-1-51> /usr/bin/php /var/www/sandbox/eric/c"
& d *
& quit
Then check your mail again:
eric@dev ~ $ mail
N...
How to get the nth occurrence in a string?
... "XYZ 123 ABC 456 ABC 789 ABC";
function getPosition(string, subString, index) {
return string.split(subString, index).join(subString).length;
}
console.log(
getPosition(string, 'ABC', 2) // --> 16
)
s...
In Python, how do I index a list with another list?
I would like to index a list with another list like this
7 Answers
7
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Assign an initial value to radio button as checked
...nchecked.
<input type="radio" name="gender" value="male" required <?php echo "checked"; ?>/>
<input type="radio" name="gender" value="female" required />
This will makes the "male" radio button checked.
<input type="radio" name="gender" value="male" <?php echo "checked"; ...
Does List guarantee insertion order?
...ist "Represents a strongly typed list of objects that can be
accessed by index."
The index values must remain reliable for this to be accurate. Therefore the order is guaranteed.
You might be getting odd results from your code if you're moving the item later in the list, as your Remove() will m...