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Deep Learning（深度学习）学习笔记整理系列之（二） - 大数据 & AI - 清泛...
...比如doc表示的概念->topic（千-万量级）->term（10万量级）->word（百万量级）。
一个人在看一个doc的时候，眼睛看到的是word，由这些word在大脑里自动切词形成term，在按照概念组织的方式，先验的学习，得到topic，然后再进...
How can I read a text file in Android?
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First you store your text file in to raw folder.
private void loadWords() throws IOException {
Log.d(TAG, "Loading words...");
final Resources resources = mHelperContext.getResources();
InputStream inputStream = resources.openRawResource(R.raw.definitions);
BufferedReader re...
How to make a chain of function decorators?
...important consequences. Let’s see why with a simple example :
def shout(word="yes"):
return word.capitalize()+"!"
print(shout())
# outputs : 'Yes!'
# As an object, you can assign the function to a variable like any other object
scream = shout
# Notice we don't use parentheses: we are not ...
Deep Learning（深度学习）学习笔记整理系列之（二） - 大数据 & AI - 清泛...
...比如doc表示的概念->topic（千-万量级）->term（10万量级）->word（百万量级）。
一个人在看一个doc的时候，眼睛看到的是word，由这些word在大脑里自动切词形成term，在按照概念组织的方式，先验的学习，得到topic，然后再进...
Extract only right most n letters from a string
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if you are not sure of the length of your string, but you are sure of the words count (always 2 words in this case, like 'xxx yyyyyy') you'd better use split.
string Result = "PER 343573".Split(" ")[1];
this always returns the second word of your string.
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Why is i++ not atomic?
...s the ll and sc: load-linked, and store-conditional. Load-linked reads the word, and store-conditional stores the new value if the word has not changed, or else it fails (which is detected and causes a re-try).
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How to convert a String into an ArrayList?
In my String, I can have an arbitrary number of words which are comma separated. I wanted each word added into an ArrayList. E.g.:
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Get an object's class name at runtime
...ts the entire constructor code as a string and applies a regex to get all 'words'. The first word should be 'function' and the second word should be the name of the class.
Hope this helps.
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PostgreSQL naming conventions
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Regarding tables names, case, etc, the prevalent convention is:
SQL keywords: UPPER CASE
names (identifiers): lower_case_with_underscores
For example:
UPDATE my_table SET name = 5;
This is not written in stone, but the bit about identifiers in lower case is highly recommended, IMO. Postgres...
What's the difference between a catalog and a schema in a relational database?
...ppings (external/conceptual, conceptual/internal) are kept.
In other words, the catalog contains detailed information (sometimes called descriptor information or metadata) regarding the various objects that are of interest to the system itself.
For example, the optimizer uses catalog info...