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Can I set null as the default value for a @Value in Spring?
...can't use
<context:property-placeholder null-value="@null" ... />
Tested with Spring 3.1.1
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How to get the connection String from a database
...ng the .udl file will open the Data Link Properties wizard.
Configure and test the connection to your database server.
Close the wizard and open the .udl file with the text editor of your choice and simply copy the connection string (without the Provider=<driver>part) to use it in your C# ap...
Best branching strategy when doing continuous integration?
...rged to trunk, which you keep reasonably stable and passing all regression tests at all times. As you near the end of your release cycle and all feature branches merge, you stabilize and branch of a release system branch on which you only do stability bug fixes and necessary backports, while the tru...
typeof for RegExp
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Also, t instanceof RegExp will report false when testing a regular expression object from another window, which won't be a problem if this kind of check is not required, but is something to be aware of.
– Tim Down
Dec 3 '10 at 10:49
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Temporarily disable auto_now / auto_now_add
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I've recently faced this situation while testing my application. I needed to "force" an expired timestamp. In my case I did the trick by using a queryset update. Like this:
# my model
class FooBar(models.Model):
title = models.CharField(max_length=255)
upda...
using jquery $.ajax to call a PHP function
...ant is something like:
$.ajax({ url: '/my/site',
data: {action: 'test'},
type: 'post',
success: function(output) {
alert(output);
}
});
On the server side, the action POST parameter should be read and the corresponding value shoul...
Remove sensitive files and their commits from Git history
...situation where you're rewriting history. When others try pull down your latest changes after this, they'll get a message indicating that the changes can't be applied because it's not a fast-forward.
To fix this, they'll have to either delete their existing repository and re-clone it, or follow th...
Difference between rake db:migrate db:reset and db:schema:load
...ironment. If RAILS_ENV is not specified it defaults to the development and test databases.
db:create:all - Creates the database for all environments.
db:drop - Drops the database for the current RAILS_ENV environment. If RAILS_ENV is not specified it defaults to the development and test databases....
str.startswith with a list of strings to test for
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str.startswith allows you to supply a tuple of strings to test for:
if link.lower().startswith(("js", "catalog", "script", "katalog")):
From the docs:
str.startswith(prefix[, start[, end]])
Return True if string starts with the prefix, otherwise return False. prefix can ...
Using Mockito with multiple calls to the same method with the same arguments
...return different objects on subsequent invocations? I'd like to do this to test nondeterminate responses from an ExecutorCompletionService . i.e. to test that irrespective of the return order of the methods, the outcome remains constant.
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