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Specifying rails version to use when creating a new application
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Erroneous that having Rails 3 installed fails for 2.3.5 -- Just tested on Mac OS X Snow Leopard with these modules installed:rails (3.0.5, 2.3.5, 2.2.2, 1.2.6)
– Mike
May 2 '11 at 19:41
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Import file size limit in PHPMyAdmin
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Next edit the entry for memory_limit and give it a larger value than the one given to post_max_size.
Then ensure the value of upload_max_filesize is smaller than post_max_size.
The order from biggest to smallest should be:
memory_limit
post_max_size
upload_max_filesize
After savi...
What's the best way to trim std::string?
...524503 for bringing up the modern solution.
Original answer:
I tend to use one of these 3 for my trimming needs:
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>
// trim from start
static inline std::string &ltrim(std::string &s) {
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What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
...you already know Haskell arrays, or the vector library. The key stepping stone is the use of shape types instead of simple index types, to address multidimensional indices (and even stencils).
The repa-io package includes support for reading and writing .bmp image files, though support for more for...
How to apply shell command to each line of a command output?
...ls -1 | xargs -L2 echo give two different outputs. The former being all on one line.
– Alex Budovski
Apr 26 '10 at 4:03
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MVC Razor view nested foreach's model
...l=>model.SomeProperty);
It looks like we have a little lambda, And if one were to guess the signature, one might think that the type for
this argument would simply be a Func<TModel, TProperty>, where TModel is the type of the view model and TProperty
is inferred as the type of the propert...
Oracle SELECT TOP 10 records
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@Padmarag : When is a rownum apply in a query like this one - Select * from SomeTable where someColumn = '123' and rownum <=3. Is it after selecting the results from [Select * from SomeTable where someColumn = '123' ]
– Shirgill Farhan
De...
How to have an auto incrementing version number (Visual Studio)? [duplicate]
...vided by 2) [IT IS NOT RANDOM]. So if you built the solution late in a day one day, and early in a day the next day, the later build would have an earlier version number. I recommend always using X.Y.* instead of X.Y.Z.* because your version number will ALWAYS increase this way.
Newer versions of V...
How to clone ArrayList and also clone its contents?
How can I clone an ArrayList and also clone its items in Java?
21 Answers
21
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What are the main performance differences between varchar and nvarchar SQL Server data types?
...o go back and modify throughout your application.
The cost of migrating one application from varchar to nvarchar will be much more than the little bit of extra disk space you'll use in most applications.
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