...embeds Python inside Apache; no process is forked. Apache runs the Django application directly. Daemon mod_wsgi or mod_fastcgi allows Apache to interact with a separate daemon (or "long-running process"), using the WSGI protocol. You start your long-running Django process, then you configure Apach...

...f your package to supply a custom callback function, we use the exact same approach as above, but we supply the user's custom handler (which is just a regular Go function) as a parameter that is passed onto the C side as void*. It is then received by the callbackhandler in our package and called. L...

During my apprenticeship, I have used NHibernate for some smaller projects which I mostly coded and designed on my own. Now, before starting some bigger project, the discussion arose how to design data access and whether or not to use an ORM layer. As I am still in my apprenticeship and still cons...

...d it would have meant the very same thing. The authors of the Linux kernel apparently love to make things needlessly complicated and non-standard, if an option to do so reveals itself. In older C standards, ending a struct with an empty array was known as "the struct hack". Others have already expl...

...le-file lookup times, with a btree structure. In Linux (last I looked), an app can read an entire folder with a single system call, and iterate through the resulting structure entirely in user code; Windows requires a separate sys call for each file. Either way, compilers shouldn't need to read the ...

...til one or more of its input sources has some data or event, then fire the appropriate input handler(s) to process each input source that is "ready.". After doing so, it will then return to its loop, processing input from various sources, and "sleeping" if there is no work to do. That's a pretty h...

... trying to chose between REST and JSON-RPC for developing an API for a web application. How do they compare? 15 Answers ...

If user input is inserted without modification into an SQL query, then the application becomes vulnerable to SQL injection , like in the following example: ...

...make the mistake of triggering layout at the time that a view transform is applied.] Autolayout vs. View Transforms Autolayout does not play at all well with view transforms. The reason, as far as I can discern, is that you're not supposed to mess with the frame of a view that has a transform (oth...

...ates access to it from other processes (even over a network). The Manager approach can be used with arbitrary Python objects, but will be slower than the equivalent using shared memory because the objects need to be serialized/deserialized and sent between processes. There are a wealth of parallel...