大约有 14,600 项符合查询结果（耗时：0.0369秒） [XML]
How to create relationships in MySQL
...rs` (`customer_id`) ON DELETE CASCADE ON UPDATE CASCADE;
One good way to start learning these commands is using the MySQL GUI Tools, which give you a more "visual" interface for working with your database. The real benefit to that (over Access's method), is that after designing your table via the ...
Center image horizontally within a div
...t element. To preserve the aspect ratio of the image, add align-self: flex-start; to it.
HTML
<div class="image-container">
<img src="http://placehold.it/100x100" />
</div>
CSS
.image-container {
display: flex;
justify-content: center;
}
Output:
body {
backgrou...
Handler “ExtensionlessUrlHandler-Integrated-4.0” has a bad module “ManagedPipelineHandler” in its mo
... you can use a Microsoft solution to make sure your web site automatically starts up after it recycles. What you need is the Microsoft Application Initialization Module for IIS 7.5. It is not complicated to configure, but you need to understand the exact options. This is why I would also recommend t...
Can scrapy be used to scrape dynamic content from websites that are using AJAX?
...r for this purpose:
class spider(BaseSpider):
name = 'RubiGuesst'
start_urls = ['http://www.rubin-kazan.ru/guestbook.html']
def parse(self, response):
url_list_gb_messages = re.search(r'url_list_gb_messages="(.*)"', response.body).group(1)
yield FormRequest('http://www....
Keep file in a Git repo, but don't track changes
... This is not a good solution. If you flush your git index you're going to start tracking changes when you don't mean to. See @nasirkhans answer for the correct way to do this.
– Brian Melton-Grace - MSFT
Oct 1 '15 at 21:14
...
Pythonic way to create a long multi-line string
...
Are you talking about multi-line strings? Easy, use triple quotes to start and end them.
s = """ this is a very
long string if I had the
energy to type more and more ..."""
You can use single quotes too (3 of them of course at start and end) and treat the resulting string s ...
What is JAXB and why would I use it? [closed]
...good for random access of tags in an XML file.
I hate to pimp but I just started a blog and this is literally the first thing I posted about!
Check it out here:
http://arthur.gonigberg.com/2010/04/21/getting-started-with-jaxb/
...
Iterating C++ vector from the end to the beginning
...ent at end() "results in undefined behavior", so I think, the loops should start at --end()
– Thomas Schmid
Jun 5 '18 at 7:24
...
What are the pros and cons of git-flow vs github-flow? [closed]
We have recently started to use GitLab.
3 Answers
3
...
How to make an HTTP request + basic auth in Swift
...tion = NSURLConnection(request: request, delegate: self)
urlConnection.start()
//2 URL Request with AsynchronousRequest
NSURLConnection.sendAsynchronousRequest(request, queue: NSOperationQueue.mainQueue()) {(response, data, error) in
println(NSString(data: data, encoding: NSUTF8S...