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A python class that acts like dict
...ef add(id, val):
self._dict[id] = val
md = myDict()
md.add('id', 123)
...is that your 'add' method (...and any method you want to be a member of a class) needs to have an explicit 'self' declared as its first argument, like:
def add(self, 'id', 23):
To implement the operator overloadi...
How to write URLs in Latex? [closed]
... This does not work correctly for me. For example, \url{https://asdfg.com\#123} produces # in text, however, the actual link it produces is https://asdfg.com%23123.
– MaxPowers
Aug 2 at 13:23
...
How to convert std::string to lower case?
...aracters allowed in the french language. For instance a string 'Test String123. É Ï\n' will be converted to : 'test string123. É Ï\n' although characters É Ï and their lower case couterparts 'é' and 'ï', are allowed in french. It seems that no solution for that was provided by other message...
How to get everything after a certain character?
...e, then substr grabs everything from that index plus 1, onwards.
$data = "123_String";
$whatIWant = substr($data, strpos($data, "_") + 1);
echo $whatIWant;
If you also want to check if the underscore character (_) exists in your string before trying to get it, you can use the following:...
How to print a groupby object
...dited Aug 24 '18 at 13:39
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered Apr 30 '16 at 6:59
...
How can I remove all text after a character in bash?
...
@kp123: It's the first example in my answer. The second time I show it (where "tomorrow" is removed), it's almost exactly the situation you're asking about.
– Paused until further notice.
A...
REST URI convention - Singular or plural name of resource while creating it
...ll likely error, as this request doesn't make any sense, whereas /resource/123 makes perfect sense.
Using /resource instead of /resources is similar to how you would do this if you were working with, say, a file system and a collection of files and /resource is the "directory" with the individual 1...
How do I access command line arguments in Python?
...
123
import sys
sys.argv[1:]
will give you a list of arguments (not including the name of the py...
(Built-in) way in JavaScript to check if a string is a valid number
...rns true if the variable does NOT contain a valid number
Examples
isNaN(123) // false
isNaN('123') // false
isNaN('1e10000') // false (This translates to Infinity, which is a number)
isNaN('foo') // true
isNaN('10px') // true
Of course, you can negate this if you need...
Save modifications in place with awk
...ace.awk include file to invoke the extension properly like so:
$ cat file
123 abc
456 def
789 hij
$ gawk -i inplace '{print $1}' file
$ cat file
123
456
789
The variable INPLACE_SUFFIX can be used to specify the extension for a backup file:
$ gawk -i inplace -v INPLACE_SUFFIX=.bak '{print $1}'...