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Detecting endianness programmatically in a C++ program
...time library proper, but in additional, network related libraries (socket, etc...). This is quite an hindrance for just one function if you don't need the library otherwise.
– David Cournapeau
Jul 7 '09 at 5:00
...
How efficient is locking an unlocked mutex? What is the cost of a mutex?
...
This depends on what you actually call "mutex", OS mode and etc.
At minimum it's a cost of an interlocked memory operation. It's a relatively heavy operation (compared to other primitive assembler commands).
However, that can be very much higher. If what you call "mutex" a kernel ob...
How can I include a YAML file inside another?
...ify types and implement custom behaviors like these. It would be a long stretch for YAML specification itself to go as far as to prescribe how file inclusion should work with all the disparate OS path specs, filesystems, etc.
– Anton Strogonoff
Dec 2 '19 at 7:1...
Client on node: Uncaught ReferenceError: require is not defined
... This is my personal favorite.
Webpack - Does everything (bundles JS, CSS, etc). Made popular by the surge of React.js. Notorious for its difficult learning curve.
Rollup - New contender. Leverages ES6 modules. Includes tree-shaking abilities (removes unused code).
You can read more about my compa...
Razor-based view doesn't see referenced assemblies
...quishIt.Framework" />
<add namespace="Your.Namespace.Etc" />
</namespaces>
</pages>
</system.web.webPages.razor>
</configuration>
Alternatively, you can add using statements to your shared layout:
@using Your.Namespace.Etc;
...
How can you integrate a custom file browser/uploader with CKEditor?
...ur upload file, here is mine which is written in ASP. If you're using PHP, etc. simply replace the ASP with your upload script but make sure the page outputs the same thing.
<%@LANGUAGE="VBSCRIPT" CODEPAGE="65001"%>
<%
if Request("CKEditorFuncNum")=1 then
Set Upload = Server.Cr...
Add params to given URL in Python
... have arbitrary data (for example, characters such as ampersands, slashes, etc. will need to be encoded).
Check out urllib.urlencode:
>>> import urllib
>>> urllib.urlencode({'lang':'en','tag':'python'})
'lang=en&tag=python'
In python3:
from urllib import parse
parse.urlenc...
Get name of object or class
... = new App(); // usage
obj.a.b.c(); // App
// usage with react props etc,
// For instance, we want to pass this callback to some component
const myComponent = {};
myComponent.customProps = obj.a.b.c;
myComponent.customProps(); // App
...
What is the volatile keyword useful for?
...A is creating Singleton instance and just after creation, the CPU corrupts etc, all other threads will not be able to see the value of _instance as not null and they will believe it is still assigned null.
Why does this happen? Because reader threads are not doing any locking and until the writer...
Are booleans as method arguments unacceptable? [closed]
...deline i.e. enums are often more readable in code than generic bools, ints etc but there will always be exceptions to the rule.
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