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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
...EEE
floating point arithmetic) in a
consistent but machine-dependent
order. Minus infinity. Finite
numbers in ascending numeric order
(with -0 and +0 equal). Plus
infinity.
Use this option only if there is no
alternative; it is much slower than
--numeric-sort (-n) and it can...
When do I really need to use atomic instead of bool? [duplicate]
... larger concept with wider ramifications (e.g. restrictions on compiler re-ordering). Furthermore, some operations (like negation) are overloaded on the atomic operation to create a distinctly different instruction on the hardware than the native, non-atomic read-modify-write sequence of a non-atomi...
Renaming files in a folder to sequential numbers
...works to increment the variable. Also, this doesn't do it in creation date order or minimize the padding which are things the OP specified. However, it should be noted that Linux/Unix don't store a creation date.
– Paused until further notice.
Jul 9 '10 at 13:5...
Regex to validate date format dd/mm/yyyy
... '/', or nothing as separators between year, month, and day, no matter the order.
MMddyyyy:
^(((0[13-9]|1[012])[-/]?(0[1-9]|[12][0-9]|30)|(0[13578]|1[02])[-/]?31|02[-/]?(0[1-9]|1[0-9]|2[0-8]))[-/]?[0-9]{4}|02[-/]?29[-/]?([0-9]{2}(([2468][048]|[02468][48])|[13579][26])|([13579][26]|[02468][048]|0[0...
Why is  appearing in my HTML? [duplicate]
... Includes: If the included files are stored with BOM (e.g. UTF-8 with Byte Order Mark), there will be appearances of  in the file assembled by the webserver. Simple solution: Save the files as UTF-8 without Byte Order Mark.
– The Conspiracy
Apr 15 '...
What is __stdcall?
...rtain calling conventions. That determines where to put arguments, in what order, where the called function will find the return address, and so on. For example, __fastcall means that arguments of functions are passed over registers.
The Wikipedia Article provides an overview of the different calli...
What does .SD stand for in data.table in R
...ng numbers can be dangerous if we don't keep smart/strict control over the ordering of when we create the numbered index and when we use it.
Controlling a Model's RHS
Varying model specification is a core feature of robust statistical analysis. Let's try and predict a pitcher's ERA (Earned Runs Av...
Get key by value in dictionary
... I mean, do list.keys() and list.values() functions generate items in same order?
– iskorum
Sep 23 '13 at 14:01
19
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C++ SpinLock 自旋锁的代码实现（全网最简略的方式） - C/C++ - 清泛网 - ...
...) {}
virtual ~SpinLock() {}
void lock() { while(f_.test_and_set(memory_order_acquire)); }
void unlock() { f_.clear(memory_order_release); }
};
2、有退避策略的自旋锁，尝试一定次数(65535)失败后让出线程调度权：
class SpinLockWithYield {
atomic_flag f_;
public...
The SMTP server requires a secure connection or the client was not authenticated. The server respons
....Credentials after calling SmtpClient.UseDefaultCredentials = false.
The order is important as setting SmtpClient.UseDefaultCredentials = false will reset SmtpClient.Credentials to null.
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