大约有 23,000 项符合查询结果（耗时：0.0433秒） [XML]
Foreign key constraints: When to use ON UPDATE and ON DELETE
I'm designing my database schema using MySQL Workbench, which is pretty cool because you can do diagrams and it converts them :P
...
How do I select a merge strategy for a git rebase?
git-rebase man page mentions -X<option> can be passed to git-merge . When/how exactly?
3 Answers
...
Should accessing SharedPreferences be done off the UI Thread?
... to sample code for using apply(from gingerbread onwards) or commit(froyo) based on the android version for storing sharedpreferences : [conditionally use apply or commit] (code.google.com/p/zippy-android/source/browse/trunk/examples/…)
– tony m
May 18 '13 a...
Combining C++ and C - how does #ifdef __cplusplus work?
... this is what makes overloading possible. The function name gets modified based on the types and number of parameters, so that two functions with the same name will have different symbol names.
Code inside an extern "C" is still C++ code. There are limitations on what you can do in an extern "C" ...
RESTful Alternatives to DELETE Request Body
... your main API but might still be readable to an admin or someone with database access. This is permitted - DELETE doesn't have to erase the backing data for a resource, only to remove the resource exposed at that URI.
Any operation which requires a message body on a DELETE request can be broken d...
Multithreading: What is the point of more threads than cores?
...'s how the system is supposed to work.) Write your multithreaded programs based on the kind of work the threads will do, which may not be CPU-bound. Figure out the number of threads you need based on profiling and measurement. You may find it more useful to think in terms of tasks or jobs, rather...
How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
...h the default setting and come up with a sane default for the repository. Based on the expectation that we would see collision in a repository with 2^(2N) objects when using object names shortened to first N bits, use sufficient number of hexdigits to cover the number of objects in the repository.
...
How is __eq__ handled in Python and in what order?
...
base on this answer and accompanied comments , this just left me more confused than before.
– Sajuuk
May 14 '19 at 8:48
...
How does LMAX's disruptor pattern work?
...cy.
Compared to SEDA
LMAX built the Disruptor pattern to replace a SEDA based approach.
The main improvement that it provided over SEDA was the ability to do work in parallel. To do this the Disruptor supports multi-casting the same messages (in the same order) to multiple consumers. This avoid...
live output from subprocess command
..., good explanation but it lacks the concrete code examples. Here's asyncio-based code that implements the "hard part" (it handles multiple pipes concurrently) in a portable way. You could compare it to the code that uses multiple threads (teed_call()) to do the same.
– jfs
...