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How to add `style=display:“block”` to an element using jQuery?
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IntelliJ: How to auto-highlight variables like in Eclipse
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How to override a JavaScript function
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How to use IntelliJ IDEA to find all unused code?
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Why am I getting “undefined reference to sqrt” error even though I include math.h header? [duplicate
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python .replace() regex [duplicate]
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In order to replace text using regular expression use the re.sub function:
sub(pattern, repl, string[, count, flags])
It will replace non-everlaping instances of pattern by the text passed as string. If you need to analyze...
Why aren't my ball (objects) shrinking/disappearing?
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Oracle 分组后取每组第一条数据 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...LECT *
FROM (SELECT ROW_NUMBER() OVER(PARTITION BY T.field1, T.field2 ORDER BY T.field3 DESC) rowNo, T.*
FROM table_xxx T)
WHERE rowNo = 1;
oracle group ROW_NUMBER
Android Log.v(), Log.d(), Log.i(), Log.w(), Log.e() - When to use each one?
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Let's go in reverse order:
Log.e: This is for when bad stuff happens. Use this tag in places like inside a catch statement. You know that an error has occurred and therefore you're logging an error.
Log.w: Use this when you suspect something s...
Fastest hash for non-cryptographic uses?
...32, MD5 and SHA.
https://code.google.com/p/xxhash/
Note that this is the ordering on a 32-bit compilation. On a 64-bit compilation the performance order is likely very different. Some of the hashes are heavily based on 64-bit multiplications and fetches.
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