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What does collation mean?
...all letters to be different (say, if you store filenames in UNIX), you use UTF8_BIN collation:
SELECT 'A' COLLATE UTF8_BIN = 'a' COLLATE UTF8_BIN
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If you want to ignore case and diacritics differences (say, for a search engine), you use UTF8_GENERAL_CI collation:
SELECT 'A' COLLATE UTF8_...
Why is MySQL's default collation latin1_swedish_ci?
...when other options seem much more reasonable, like latin1_general_ci or utf8_general_ci ?
2 Answers
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Why does modern Perl avoid UTF-8 by default?
...oth these lines, not just one of them. Note however that under v5.14, the utf8 warning class comprises three other subwarnings which can all be separately enabled: nonchar, surrogate, and non_unicode. These you may wish to exert greater control over.
use warnings;
use warnings qw( FATAL utf8 );
D...
PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
... This seems to be working for me. My users were submitting text on a utf8 page with tinymce, yet for some unknown reason non utf8 characters sometimes ended up in the database. This fixed it, so thank you very much.
– giorgio79
Oct 13 '12 at 14:27
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Converting Stream to String and back…what are we missing?
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a UTF8 MemoryStream to String conversion:
var res = Encoding.UTF8.GetString(stream.GetBuffer(), 0 , (int)stream.Length)
share
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Changing default encoding of Python?
...exist, here!
reload(sys) # Reload does the trick!
sys.setdefaultencoding('UTF8')
(Note for Python 3.4+: reload() is in the importlib library.)
This is not a safe thing to do, though: this is obviously a hack, since sys.setdefaultencoding() is purposely removed from sys when Python starts. Reenab...
数据挖掘——分词入门 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...就切分成单字。
2、基于统计的分词，需要先获取大量的文本语料库（比如新闻、微博等），然后统计文本里相邻的字同时出现的次数，次数越多就越可能构成一个词。当达到一定次数时就构成了一个词即可形成语料概率库。再...
How to find the array index with a value?
... edited Jun 24 '19 at 15:08
vba_user111
20911 silver badge1313 bronze badges
answered Sep 8 '11 at 10:49
v...
【未发布】【第二课】打字机文字效果 - App Inventor 2 中文网 - 清泛IT社...
...，效果非常有趣。
分类：趣味试验
课程目的：熟悉文本相关代码块用法，熟悉定时器的使用
步骤：
文本积木讲了一小半，时间不够
附带数学、变量积木也设计到了，简单过了下，没有展开讲。
计时器只讲了最基础...
提交作业 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...23-01-17 21:27 编辑
第二课作业提交：相比于课上，增加了文本输入框，游玩时能够自行输入想要打出的文本。输入后，点击上方按钮便可以令打字机打出，并且附带音效。文本打完后，再点击下方按钮，就可以重新输入，重复游...