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How do I integrate Ajax with Django applications?
...ction, going to 127.0.0.1:8000/home will return the index.html and replace all the variables as asked (you probably know all this by now).
Now let's talk about AJAX. AJAX calls are client-side code that does asynchronous requests. That sounds complicated, but it simply means it does a request for y...
实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...器。到了机器后再按照天或者半天分表，比如表名为 weibo_2013020101 、weibo_2013020112。weibo_2013020101表示2月1日上午一个表，weibo_2013020112表示2月1日下午一个表。光这样分了还是不够，1000w/2=500w，经不起压力扩展。我们还需要把表再...
How can I alter a primary key constraint using SQL syntax?
...y constraint name, use query found here to look it up (or look up and drop all at once). http://stackoverflow.com/a/13948609/945875
– Justin
Dec 19 '13 at 20:06
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Android Studio inline compiler showing red errors, but compilation with gradle works fine
... Deleting everything in .idea directory is a bad idea, as it might reset all project settings. Just removing .idea/libraries and .idea/caches finally solved the problem for me after trying all other solutions.
– fdermishin
May 17 '18 at 15:56
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Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
...lementation of hitTest:withEvent: in UIResponder does the following:
It calls pointInside:withEvent: of self
If the return is NO, hitTest:withEvent: returns nil. the end of the story.
If the return is YES, it sends hitTest:withEvent: messages to its subviews.
it starts from the top-level subview, ...
How to write URLs in Latex? [closed]
... Is there a way to escape special characters like & or _ automatically, when its part of the url? Those characters are often getting used in URLs as separator for dynamic values.
– gies0r
Mar 12 '19 at 23:56
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How do I remove a key from a JavaScript object? [duplicate]
...
The delete operator allows you to remove a property from an object.
The following examples all do the same thing.
// Example 1
var key = "Cow";
delete thisIsObject[key];
// Example 2
delete thisIsObject["Cow"];
// Example 3
delete thisIsO...
How to change the Push and Pop animations in a navigation based app
...t common, everyday transitions (such as an ordinary slide), you do have to all the work of implementing a full custom transition.
Here's how to do it ...
1. You need a custom UIViewControllerAnimatedTransitioning
You need a bool of your own like popStyle . (Is it popping on, or popping off?)
You m...
Can't import my own modules in Python
...s
sys.path.append("..")
from myapp import SomeObject
though that is generally not recommended.
In general, if you want other people to use your Python package, you should use distutils to create a setup script. That way, anyone can install your package easily using a command like python setup.py ...
Check if a JavaScript string is a URL
...{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string
'(\\#[-a-z\\d_]*)?$','i'); // fragment locator
return !!pattern.test(str);
}
...