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Can iterators be reset in Python?
...ehind or ahead of each other). Not suitable for the OP's problem of "redo from the start".
L = list(DictReader(...)) on the other hand is perfectly suitable, as long as the list of dicts can fit comfortably in memory. A new "iterator from the start" (very lightweight and low-overhead) can be made...
Aliases in Windows command prompt
...sistence only or on some usage of DOSKEY only. I hope someone will benefit from these two aspects being together here!
Here's a .reg file to help you install the alias.cmd. It's set now as an example to a dropbox folder as suggested above.
Windows Registry Editor Version 5.00
[HKEY_CURRENT_USER...
Print a list of all installed node.js modules
...
Use npm ls (there is even json output)
From the script:
test.js:
function npmls(cb) {
require('child_process').exec('npm ls --json', function(err, stdout, stderr) {
if (err) return cb(err)
cb(null, JSON.parse(stdout));
});
}
npmls(console.log);
run...
Use of 'const' for function parameters
...
I can't agree with the 'bad style' part. Dropping const from function prototypes has the advantage that you don't need to alter the header file if you decide to drop const from implementation part later.
– Michał Górny
Jan 9 '10 at 11:53
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How do I set/unset a cookie with jQuery?
...
from the changelog: "$.removeCookie('foo') for deleting a cookie, using $.cookie('foo', null) is now deprecated"
– bogdan
Jan 7 '13 at 3:57
...
ViewPager with Google Maps API v2: mysterious black view
...grated the new google maps api v2 fragment in a view pager. When scrolling from the map fragment, a black view overlaps the adjacent fragments. Someone has solved?
...
Correct way to close nested streams and writers in Java [duplicate]
... mask an exception we might really care about.
The finally tries to close from the outside of any decorated stream first, so if you had a BufferedWriter wrapping a FileWriter, we try to close the BuffereredWriter first, and if that fails, still try to close the FileWriter itself. (Note that the def...
git pull VS git fetch Vs git rebase
...
It should be pretty obvious from your question that you're actually just asking about the difference between git merge and git rebase.
So let's suppose you're in the common case - you've done some work on your master branch, and you pull from origin's...
How do you convert a time.struct_time object into a datetime object?
... time tuple (in localtime) into seconds since the Epoch, then use datetime.fromtimestamp() to get the datetime object.
from datetime import datetime
from time import mktime
dt = datetime.fromtimestamp(mktime(struct))
shar...
Devise form within a different controller
...re specified by Devise and so aren't present when you access a Devise form from a non-Devise controller.
To get around this, you need to add the following methods to the helper class of the controller you wish to display the form under. Alternatively, you can just add them to your application helpe...