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Difference between res.send and res.json in Express.js
What is actual difference between res.send and res.json as both seems to perform same operation of responding to client.
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How to set timeout for http.Get() requests in Golang?
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What happens when the timeout hits? Does Get return an error? I’m a little confused because the Godoc for Client says: The timer remains running after Get, Head, Post, or Do return and will interrupt reading of the Response.Body. So does that mean that either Get or reading Res...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
...nsole, I get the origin null is not allowed by Access-Control-Allow-Origin error.
– thandasoru
Apr 2 '12 at 6:08
3
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What's the difference between subprocess Popen and call (how can I use them)?
I want to call an external program from Python. I have used both Popen() and call() to do that.
2 Answers
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Django - “no module named django.core.management”
I get the following error when trying to run Django from the command line.
21 Answers
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Solutions for INSERT OR UPDATE on SQL Server
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Solutions provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where key = @key
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Inserting a Python datetime.datetime object into MySQL
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You are most likely getting the TypeError because you need quotes around the datecolumn value.
Try:
now = datetime.datetime(2009, 5, 5)
cursor.execute("INSERT INTO table (name, id, datecolumn) VALUES (%s, %s, '%s')",
("name", 4, now))
With r...
How to quickly and conveniently disable all console.log statements in my code?
...se provide detail as to what doesn't work? Does the above line give you an error? If yes, what's the error message?
– SolutionYogi
Aug 1 '09 at 0:58
1
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How to detect a loop in a linked list?
Say you have a linked list structure in Java. It's made up of Nodes:
25 Answers
25
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Conditional import of modules in Python
In my program I want to import simplejson or json based on whether the OS the user is on is Windows or Linux. I take the OS name as input from the user. Now, is it correct to do the following?
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