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Rails: how do I validate that something is a boolean?
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answered Aug 31 '10 at 10:50
BudgieBudgie
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Android: integer from xml resource
...oding="utf-8"?>
<resources>
<integer name="maximum">100</integer>
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</resources>
Reference the integer value in the Java code like this:
It's a bit different from the getString(), you have to take a little detour.
ProgressDialog progressBar = new Progress...
Cause of a process being a deadlock victim
...cess with a Select which takes a long time to finish, on the order of 5 to 10 minutes. I am currently not using NOLOCK as a hint to the MS SQL database engine. At the same time we have another process doing updates and inserts into the same database and same tables. The first process has st...
How to check if my string is equal to null?
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edited Apr 8 '10 at 17:27
answered Apr 8 '10 at 17:16
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How can I plot with 2 different y-axes?
...and side. Here is an example using a little bit of made-up data:
set.seed(101)
x <- 1:10
y <- rnorm(10)
## second data set on a very different scale
z <- runif(10, min=1000, max=10000)
par(mar = c(5, 4, 4, 4) + 0.3) # Leave space for z axis
plot(x, y) # first plot
par(new = TRUE)
plot(x,...
How do I make many-to-many field optional in Django?
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answered Mar 27 '10 at 15:46
Ludwik TrammerLudwik Trammer
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Set cURL to use local virtual hosts
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10
Worth noting that --resolve was only added in curl 7.21.3 - if you're stuck on an older host (eg Ubuntu 10.04 LTS) then the -H 'Host...' op...
What is the significance of 1/1/1753 in SQL Server?
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SELECT CONVERT(VARCHAR, DATEADD(DAY,-5,CAST('1752-09-13' AS DATETIME2)),100)
Returns
Sep 8 1752 12:00AM
One final point with the datetime2 data type is that it uses the proleptic Gregorian calendar projected backwards to well before it was actually invented so is of limited use in dealing w...
Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
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edited Nov 10 '11 at 9:11
answered Sep 29 '10 at 0:58
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Cleanest way to get last item from Python iterator
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103
item = defaultvalue
for item in my_iter:
pass
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