大约有 40,000 项符合查询结果（耗时：0.0718秒） [XML]
How to save a dictionary to a file?
...on has the pickle module just for this kind of thing.
These functions are all that you need for saving and loading almost any object:
def save_obj(obj, name ):
with open('obj/'+ name + '.pkl', 'wb') as f:
pickle.dump(obj, f, pickle.HIGHEST_PROTOCOL)
def load_obj(name ):
with open(...
How do I add a tool tip to a span element?
...article aided in my confusion : htmlgoodies.com/tutorials/html_401/article.php/3479661/… where it says that the tooltip works for the "text"
– Augiwan
Jan 23 '13 at 13:50
1
...
What is the difference between server side cookie and client side cookie?
...per A secure cookie protocol
Session Pros:
generally easier to use, in PHP there's probably not much difference.
unlimited storage
Session Cons:
more difficult to scale
on web server restarts you can lose all sessions or not depending on the implementation
not RESTful
...
Upload files with HTTPWebrequest (multipart/form-data)
...
@php-jquery-programmer, it's generic example code so the parameters have generic names. Think of "param1" as "your_well_named_param_here" and please reconsider your -1.
– Joshcodes
Mar 5 ...
How to dynamically compose an OR query filter in Django?
From an example you can see a multiple OR query filter:
13 Answers
13
...
jQuery: keyPress Backspace won't fire?
...nt.keyCode == 13 ||
// Allow: Ctrl+A
(event.keyCode == 65 && event.ctrlKey === true) ||
// Allow: home, end, left, right
(event.keyCode >= 35 && event.keyCode <= 39)) {
// let it happen, don't do anything
return;
}...
What is your single most favorite command-line trick using Bash? [closed]
...mkdir testdir; cd !$.. This runs cd [last word of previous line] (in the example, cd testdir)
– dbr
Sep 16 '08 at 10:07
13
...
Using awk to remove the Byte-order mark
...
Using GNU sed (on Linux or Cygwin):
# Removing BOM from all text files in current directory:
sed -i '1 s/^\xef\xbb\xbf//' *.txt
On FreeBSD:
sed -i .bak '1 s/^\xef\xbb\xbf//' *.txt
Advantage of using GNU or FreeBSD sed: the -i parameter means "in place", and will update files ...
How can I list all foreign keys referencing a given table in SQL Server?
...highly referenced table in a SQL Server database. How can I get a list of all the foreign key constraints I will need to remove in order to drop the table?
...
Hidden features of C
...d to intilaize everything with proper logical zero values. Pointers, for example, are guranteed to get their proper null values, even if the null-value on the given platform is 0xBAADFOOD.
– AnT
Oct 28 '09 at 10:12
...