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C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...s;
}
}
private:
std::unique_ptr<T> ptr_;
std::atomic_uint32_t cnt_;
};
仔细观察可以发现：
每一次的读取操作对应引用计数中增加的数值 1；
当所有的读取操作都完成时引用计数归 0，此时内存可以安全回收。
总结起来，当...
Handlebars.js Else If
...
{{#if FriendStatus.IsFriend}}
<div class="ui-state-default ui-corner-all" title=".ui-icon-mail-closed"><span class="ui-icon ui-icon-mail-closed"></span></div>
{{else if FriendStatus.FriendRequested}}
<div class="ui-state-default ui-corner-all" title=".ui-icon-check"&g...
HTML Entity Decode [duplicate]
...de creates an empty (detached from DOM) div and sets it's innerHTML and finally retrieved back as normal text. It's not surrounding it with a DIV, but putting it in a div. I putting some emphasis over this since it's crucial to understand how jQuery works.
– Christian
...
Django: How do I add arbitrary html attributes to input fields on a form?
... earlier to modify 3 fields: ``` for field_name in ['image', 'image_small', 'image_mobile']: field = self.fields.get(field_name) field.widget.attrs['data-file'] = 'file' ```
– Stuart Axon
Jun 6 '14 at 11:59
...
How do I translate an ISO 8601 datetime string into a Python datetime object? [duplicate]
...
I prefer using the dateutil library for timezone handling and generally solid date parsing. If you were to get an ISO 8601 string like: 2010-05-08T23:41:54.000Z you'd have a fun time parsing that with strptime, especially if you didn't know up front whether or not the timezone was included. ...
Where does Chrome store extensions?
...s local paths, they are left in the place where there are selected from in all Operating Systems.
Ex: If i load a unpacked Extension from E:\Chrome Extension the unpacked Extension is still in the same location
Storage Location for Packed Extensions
Navigate to chrome://version/ and look for Prof...
powershell 2.0 try catch how to access the exception
...tch [Net.WebException] {
$_ | fl * -Force
}
I think it will give you all the info you need.
My rule: if there is some data that is not displayed, try to use -force.
share
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improve this answe...
How to delete (not cut) in Vim?
...ing.
– JShorthouse
Dec 16 '19 at 17:32
add a comment
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Rails: around_* callbacks
...24
Abram
32.7k2424 gold badges115115 silver badges160160 bronze badges
answered Feb 14 '11 at 23:44
Pan Thomak...
How do you produce a .d.ts “typings” definition file from an existing JavaScript library?
...initelyTyped/DefinitelyTyped) first. This is a community repo full of literally thousands of .d.ts files and it's very likely the thing you're using is already there.
You should also check TypeSearch (https://microsoft.github.io/TypeSearch/) which is a search engine for NPM-published .d.ts files; th...