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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
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Interesting read: http://kore-nordmann.de/blog/php_charset_encoding_FAQ.html#how-do-i-determine-the-charset-encoding-of-a-string
There are other ways of ensuring the correct charset though. Concerning forms, try to enforce UTF-8 as much as possible (check out snowman to make sure yout submission...
Can I use __init__.py to define global variables?
...nks to both:
For Python 3: https://docs.python.org/3/library/configparser.html#module-configparser
For Python 2: https://docs.python.org/2/library/configparser.html#module-configparser
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Difference between class and type
...nd of a type.
More info here: http://docs.oracle.com/javase/specs/jls/se8/html/jls-4.html
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What is the X-REQUEST-ID http header?
... Another Simple Snippet: restapitutorial.com/lessons/idempotency.html
– JayRizzo
Jun 5 at 18:58
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Python's many ways of string formatting — are the older ones (going to be) deprecated?
...as been removed from the documentation. docs.python.org/3/library/stdtypes.html#str.format
– AXO
Dec 14 '17 at 13:56
I...
What's the difference between HEAD^ and HEAD~ in Git?
...d" if $?;
# for browsing history - http://blog.kfish.org/2010/04/git-lola.html
system "git config alias.lol 'log --graph --decorate --pretty=oneline --abbrev-commit'";
system "git config alias.lola 'log --graph --decorate --pretty=oneline --abbrev-commit --all'";
It adds aliases in the new throwa...
When I catch an exception, how do I get the type, file, and line number?
...e also using the same unpacking method docs.python.org/2/library/traceback.html#traceback-examples
– user
Aug 7 '14 at 3:49
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社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...一套抓取规则肯定不行的，需要多个规则配合抓取。
5、html不完整，不完整就不能按照正常模式去扣取。这个时候用xpath肯定解析不了，我们可以先用htmlcleaner清洗网页后再解析。
6、 如果网站多起来，规则配置这个工作量也会...
Detecting that the browser has no mouse and is touch-only
...tted a real mousemove (not the false one from touch events, see http://www.html5rocks.com/en/mobile/touchandmouse/).
Then what?
You enable hover styles? You add more buttons?
Either way you are increasing time to glass because you have to wait for an event to fire.
But then what happens when you...
Which $_SERVER variables are safe?
...gs.php.net/bug.php?id=64457, http://httpd.apache.org/docs/current/mod/core.html#usecanonicalphysicalport, http://httpd.apache.org/docs/2.4/mod/core.html#comment_999
Entirely arbitrary user controlled values
These values are not checked at all and do not depend on any server configuration, they are...