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How to create the most compact mapping n → isprime(n) up to a limit N?
... 0.57 | 1.52 | 154.35 |
| is_prime_1 | True | 0.89 | 11.66 | 55.54 |
|-------------|-------------|-------------|-------------|-------------|
| is_prime_2 | all | 0.24 | 1.14 | 304.82 |
| is_prime_2 | False | 0.24 | ...
In MySQL queries, why use join instead of where?
...n to link the results from table "A" to table "B". The traditional (ANSI-89) means of doing this is to:
List the tables involved in a comma separated list in the FROM clause
Write the association between the tables in the WHERE clause
SELECT *
FROM TABLE_A a,
TABLE_B b
WHERE a.id = b...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
... 6E 64 65 72 73 74 ......!. underst
1975:0110 61 6E 64 24 8B 46 F8 89-45 04 8B 46 34 00 64 19 and$.F..E..F4.d.
1975:0120 89 45 02 33 C0 5E 5F C9-C3 00 C8 04 00 00 57 56 .E.3.^_.......WV
1975:0130 6B F8 0E 81 C7 FE 53 8B-DF 8B C2 E8 32 FE 0B C0 k.....S.....2...
1975:01...
Validate decimal numbers in JavaScript - IsNumeric()
...ecial case involving empty strings. Also note that it falls down on your 0x89f test, but that's because in many environments that's an okay way to define a number literal. If you want to catch that specific scenario you could add an additional check. Even better, if that's your reason for not usin...
How to get a variable value if variable name is stored as string?
...answered Dec 16 '17 at 5:17
smac89smac89
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(-2147483648> 0) returns true in C++?
...e to attempt using unsigned types to represent the value (for example, in C89/90 compilers were required to use unsigned long int, but not in C99 or C++). Implementations are allowed to do anything, since the behavior is undefined anyway.
As a side note, this is the reason why constants like INT_MI...
Get class name of object as string in Swift
...swered Oct 12 '16 at 7:42
nahung89nahung89
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Avoiding if statement inside a for loop?
... %rsi,%rdi
4005c3: 41 54 push %r12
4005c5: 49 89 f4 mov %rsi,%r12
4005c8: 55 push %rbp
4005c9: 53 push %rbx
4005ca: 48 89 fb mov %rdi,%rbx
4005cd: 74 25 je...
How to search for “R” materials? [closed]
...
ShaneShane
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Extract value of attribute node via XPath
...
Flow
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answered Jun 5 '13 at 19:04
acdcjunioracdcjunior
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