大约有 40,000 项符合查询结果（耗时：0.0708秒） [XML]
Check if multiple strings exist in another string
..., "milk"]
if any(x in a_string for x in matches):
Similarly to check if all the strings from the list are found, use all instead of any.
share
|
improve this answer
|
foll...
Hidden features of mod_rewrite
...e rules are processed once, as opposed to each time the .htaccess file is called).
Logging mod_rewrite requests
Logging may be enabled from within the httpd.conf file (including <Virtual Host>):
# logs can't be enabled from .htaccess
# loglevel > 2 is really spammy!
RewriteLog /path/to/r...
What is @ModelAttribute in Spring MVC?
... in MVC ;)
so let's say we have a form with a form backing object that is called "Person"
Then you can have Spring MVC supply this object to a Controller method by using the @ModelAttribute annotation:
public String processForm(@ModelAttribute("person") Person person){
person.getStuff();
}
On...
Is there a list of Pytz Timezones?
I would like to know what are all the possible values for the timezone argument in the Python library pytz. How to do it?
7...
What's the difference between struct and class in .NET?
...or a struct, that means that the variable contains the entire struct, with all its fields.
A variable containing a reference type contains a pointer, or a reference to somewhere else in memory where the actual value resides.
This has one benefit, to begin with:
value types always contains a valu...
Git and nasty “error: cannot lock existing info/refs fatal”
...his answer seems to help a lot of people, I dug a little bit into what actually happens here. What this will do is remove references to remote branches in the folder .git/refs/remotes/origin. So this will not affect your local branches and it will not change anything remote, but it will update the l...
Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign
...
This problem is usually caused by one of the following
null values being returned for columns not set to AllowDBNull
duplicate rows being returned with the same primary key.
a mismatch in column definition (e.g. size of char fields) between t...
Initialization of all elements of an array to one default value in C++?
...[100] = {-1};
says "set the first element to -1 and the rest to 0" since all omitted elements are set to 0.
In C++, to set them all to -1, you can use something like std::fill_n (from <algorithm>):
std::fill_n(array, 100, -1);
In portable C, you have to roll your own loop. There are comp...
Disadvantages of Test Driven Development? [closed]
...
Several downsides (and I'm not claiming there are no benefits - especially when writing the foundation of a project - it'd save a lot of time at the end):
Big time investment. For the simple case you lose about 20% of the actual implementation, but for complicated cases you lose much more.
Ad...
How to use Active Support core extensions
I have Active Support 3.0.3 installed and Rails 3.0.3 with Ruby 1.8.7.
5 Answers
5
...