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List comprehension vs map
...re NOT making a lambda for the purpose, but using the same function in map and a listcomp). List comprehensions may be faster in other cases and most (not all) pythonistas consider them more direct and clearer.
An example of the tiny speed advantage of map when using exactly the same function:
$ p...
Transferring ownership of an iPhone app on the app store
My team and I have an app which we're going to be submitting to the store pretty soon, but we know that we'll be selling the app to another company in the near future. Does anyone have any experience with moving an app's ownership to another account?
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What is the purpose of base 64 encoding and why it used in HTTP Basic Authentication?
...pedia page for HTTP Basic Authentication:
While encoding the user name and password with the Base64 algorithm typically makes them unreadable by the naked eye, they are as easily decoded as they are encoded. Security is not the intent of the encoding step. Rather, the intent of the encoding is t...
AI2 SideBar Extension
... button. With larger apps, however, the available space quickly decreases and the layout becomes confusing. A side bar can help here. There are a number of implementations, but I haven't found a sufficiently extensive one and developed one myself. Almost all properties are adjustable. If somethin...
The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
Have we (as a community) had enough experience to determine when and/or whether auto is being abused?
6 Answers
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How can I get a list of all functions stored in the database of a particular schema in PostgreSQL?
I want to be able to connect to a PostgreSQL database and find all of the functions for a particular schema.
9 Answers
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How do I filter query objects by date range in Django?
...omparing against a DateTimeField, instead of messing about with throwaway (and confusing) datetime objects. See further explanation in comments below.
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Iterating through a JSON object
I am trying to iterate through a JSON object to import data, i.e. title and link. I can't seem to get to the content that is past the : .
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How to display gpg key details without importing it?
I have a copy of the postgresql apt repository gpg key and would like to view the details of the gpg key as it comes in the file. Is this possible without importing it into a key ring?
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The function to show current file's full path in mini buffer
...t thing to do is to have your emacs window to always show your system-name and the full path of the buffer you're currently editing :
(setq frame-title-format
(list (format "%s %%S: %%j " (system-name))
'(buffer-file-name "%f" (dired-directory dired-directory "%b"))))
You can also d...