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How to redirect 404 errors to a page in ExpressJS?
...:
https://github.com/visionmedia/express/blob/master/examples/error-pages/index.js
So it is actually this part:
// "app.router" positions our routes
// above the middleware defined below,
// this means that Express will attempt
// to match & call routes _before_ continuing
// on, at which poi...
How to start a background process in Python?
...not what you want in CGI-script. The problem is not specific to Python, in PHP community the problems are the same.
The solution is to pass DETACHED_PROCESS Process Creation Flag to the underlying CreateProcess function in win API. If you happen to have installed pywin32 you can import the flag fro...
Way to go from recursion to iteration
..., int left, int right)
{
if(left >= right)
return;
int index = partition(array, left, right);
quicksort(array, left, index - 1);
quicksort(array, index + 1, right);
}
Here's how we could make it iterative by keeping our own stack:
void quicksort(int *array, int left, i...
Google Maps V3 - How to calculate the zoom level for a given bounds
...ing zoom level you change to (roughly speaking, do you make it larger or smaller than it currently is?).
If you really need to calculate the zoom, rather than store it, this should do the trick:
The Mercator projection warps latitude, but any difference in longitude always represents the same frac...
Differences between INDEX, PRIMARY, UNIQUE, FULLTEXT in MySQL?
What are the differences between PRIMARY, UNIQUE, INDEX and FULLTEXT when creating MySQL tables?
3 Answers
...
Why is AJAX returning HTTP status code 0?
... a cookie with a certain domain prefixed with www. When you then call your php script e.g. without the www. prefix in the url, the call will fail and viceversa, too.
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Application not picking up .css file (flask/python)
...ollows:
app_folder/ flask_app.py/ static/ style.css/ templates/
index.html
(Please note that 'static' and 'templates' are folders, which should be named exactly the same thing.)
To check what version of flask you are running, you should open Python in terminal and type the following ac...
What do Clustered and Non clustered index actually mean?
...pplication programmer. I want to know about Clustered and Non clustered indexes .
I googled and what I found was :
11 An...
How to create a DataTable in C# and how to add rows?
...Table2.Rows[0]["Name"]);
Add row to DataTable method 5 (Insert row at an index):
MyTable.Rows.InsertAt(row, 8);
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EF Code First foreign key without navigation property
...arentTableName", "Id",
cascadeDelete: true); // or false
CreateIndex("ChildTableName", "ParentId"); // if you want an index
}
Running this migration (update-database on package manage console) will run a SQL statement similar to this (for SQL Server):
ALTER TABLE [ChildTableName] ADD ...