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How do I redirect to the previous action in ASP.NET MVC?
...nathanridley: This does not work for POST requests. Say the user is on GET Index then GET Edit. The referring URL then is Index but then when the user does POST Edit the referrer is now Edit from the preceding GET request. How can I make sure POST Edit knows the URL that referred the user to GET Edi...
Batch renaming files with Bash
...n feature
for i in ./*.pkg ; do mv "$i" "${i/-[0-9.]*.pkg/.pkg}" ; done
Quotes are needed for filenames with spaces.
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Hidden features of Python [closed]
...
Wrap an iterable with enumerate and it will yield the item along with its index.
For example:
>>> a = ['a', 'b', 'c', 'd', 'e']
>>> for index, item in enumerate(a): print index, item
...
0 a
1 b
2 c
3 d
4 e
>>>
References:
Python tutorial—looping techniques
Pytho...
How to write DataFrame to postgres table?
...rt/database')
df.head(0).to_sql('table_name', engine, if_exists='replace',index=False) #truncates the table
conn = engine.raw_connection()
cur = conn.cursor()
output = io.StringIO()
df.to_csv(output, sep='\t', header=False, index=False)
output.seek(0)
contents = output.getvalue()
cur.copy_from(out...
再说WCF Data Contract KnownTypeAttribute - 更多技术 - 清泛网移动版 - 专注C/C++及内核技术
...
<parameter type="System.String"/>
<parameter index="0"/>
</parameter>
</knownType>
</add>
</declaredTypes>
</dataContractSerializer>
</system.runtime.serialization>
以上代码就指定了将Circle<Dictionary<string, T>>...
Is it possible to pass a flag to Gulp to have it run tasks in different ways?
...... and ended up with this utility function:
function getArg(key) {
var index = process.argv.indexOf(key);
var next = process.argv[index + 1];
return (index < 0) ? null : (!next || next[0] === "-") ? true : next;
}
It eats an argument-name and will search for this in process.argv. If not...
Determining Referer in PHP
...(mt_rand(), TRUE);
$_SESSION['token'] = $token;
$url = "http://example.com/index.php?token={$token}";
Then the index.php will look like this:
if(empty($_GET['token']) || $_GET['token'] !== $_SESSION['token'])
{
show_404();
}
//Continue with the rest of code
I do know of secure sites that ...
Sorting a Python list by two fields
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@MikeAxiak: docs.python.org/2/library/stdtypes.html#index-29 states in comment 9: Starting with Python 2.3, the sort() method is guaranteed to be stable. A sort is stable if it guarantees not to change the relative order of elements that compare equal — this is helpful for s...
Copy table without copying data
...
Try
CREATE TABLE foo LIKE bar;
so the keys and indexes are copied over as, well.
Documentation
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Performing regex Queries with pymongo
...o that regex's anchored at the start (ie: starting with ^) are able to use indexes in the db, and will run much faster in that case.
– drevicko
Aug 13 '13 at 23:31
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