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How do Python functions handle the types of the parameters that you pass in?
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The other answers have done a good job at explaining duck typing and the simple answer by tzot:
Python does not have variables, like other languages where variables have a type and a value; it has names pointing to objects, which know their type...
How to profile a bash shell script slow startup?
...noseconds timestamp of each command that was executed. The difference from one time to the next is the amount of time that the intervening step took.
As you narrow things down, you can move set -x later and set +x earlier (or bracket several sections of interest selectively).
Although it's not as ...
In C#, should I use string.Empty or String.Empty or “” to intitialize a string?
...y mistake " " for "". This is why it is easier to edit something that someone else has written. Your brain doesn't have preconceived ideas about the text so it is easier to pick out the anonmalies.
– tvanfosson
Nov 4 '08 at 20:18
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What is the difference between Scrum and Agile Development? [closed]
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Scrum is just one of the many iterative and incremental agile software development methods. You can find here a very detailed description of the process.
In the SCRUM methodology, a Sprint is the basic unit of development.
Each Sprint s...
How do you format an unsigned long long int using printf?
...ed to be C90 compliant by design; C99 introduced some things that not everyone liked.
– スーパーファミコン
Oct 11 '09 at 20:57
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How can I troubleshoot my Perl CGI script?
...oes not handle line end translation, the web server may see
your script as one big line. Transfer Perl scripts in ASCII
mode.
Is the script complaining about insecure dependencies?
If your script complains about insecure dependencies, you
are probably using the -T switch to turn on taint mode, w...
How to automatically add user account AND password with a Bash script?
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I'm surprised no-one has mentioned the reason passwd doesn't make this easy: this approach will put the new password straight into the shell history, unless steps are taken to prevent this. Anyone committed to going this route, should keep th...
Why is === faster than == in PHP?
...tor) doesn’t need to do any converting whatsoever and thus less work is done, which makes it faster.
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Append a dictionary to a dictionary [duplicate]
I have two existing dictionaries, and I wish to 'append' one of them to the other. By that I mean that the key,values of the other dictionary should be made into the first dictionary. For example:
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How does a “stack overflow” occur and how do you prevent it?
... what are the best ways to make sure it doesn't happen, or ways to prevent one, particularly on web servers, but other examples would be interesting as well?
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