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推荐系统算法初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...显然匹配前两个词都不如直接匹配英超来得准确，系统该如何体现出关键词的这种“重要性”呢？这时我们便可以引入词权的概念。在大量的语料库中通过计算（比如典型的TF-IDF算法），我们可以算出新闻中每一个关键词的权重...
Why is  appearing in my HTML? [duplicate]
...
Try:
<?php
// Tell me the root folder path.
// You can also try this one
// $HOME = $_SERVER["DOCUMENT_ROOT"];
// Or this
// dirname(__FILE__)
$HOME = dirname(__FILE__);
// Is this a Windows host ? If it is, change this line to $WIN = 1;
$WIN = 0;
/...
How to install python3 version of package via pip on Ubuntu?
...<package> (installing python packages into your base system requires root, of course).
…
Profit!
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How to get all of the immediate subdirectories in Python
...olders_with_paths))
def c():
list_subfolders_with_paths = []
for root, dirs, files in os.walk(path):
for dir in dirs:
list_subfolders_with_paths.append( os.path.join(root, dir) )
break
# print(len(list_subfolders_with_paths))
def d():
list_subfolders_w...
Why does 1==1==1 return true, “1”==“1”==“1” return true, and “a...
...w, the "WHY?!?!" question is explained by the fact that Javascript has its roots in the C-family of languages. In which any number, other than 0 is considered to be a valid true boolean. :-/
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Enterprise app deployment doesn't work on iOS 7.1
...ed (I installed by simply emailing it)
Create the key/cer pair against the root certificate and install it on your server
Make sure your webserver utilizes the key/cer pair that matches the CA Authority root certificate
At this point you should be able to install your apps as usual over https
All of...
PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
... The filename of the currently executing script, relative to the document root. For instance, $_SERVER['PHP_SELF'] in a script at the address http://example.com/test.php/foo.bar would be /test.php/foo.bar. The __FILE__ constant contains the full path and filename of the current (i.e. included) file...
Understanding garbage collection in .NET
...ts implementing Finalize Method, The Concept/Implementation
of Application Roots, Finalization Queue, Freacheable Queue comes
before they can be reclaimed.
Any object is considered garbage if it is NOT reacheable by Application
Code
Assume:: Classes/Objects A, B, D, G, H do NOT implement Fin...
Android Studio inline compiler showing red errors, but compilation with gradle works fine
...
<library name="wire-runtime-1.2.0">
<CLASSES>
<root url="jar://$PROJECT_DIR$/MY_MODULE/libs/wire-runtime-1.2.0.jar!/" />
</CLASSES>
<JAVADOC />
<SOURCES />
After deleting and re-adding the library it changed the root url to:
<r...
UINavigationBar custom back button without title
...every view controller so that the back button displays back instead of the root view controller name
self.navigationItem.backBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"" style:UIBarButtonItemStylePlain target:nil action:nil];
Swift 2
self.navigationItem.backBarButtonItem = UIBarButt...