大约有 43,000 项符合查询结果（耗时：0.0687秒） [XML]
Java naming convention for static final variables [duplicate]
there is a rule which says:
9 Answers
9
...
Running Bash commands in Python
On my local machine, I run a python script which contains this line
9 Answers
9
...
What causes a TCP/IP reset (RST) flag to be sent?
I'm trying to figure out why my app's TCP/IP connection keeps hiccuping every 10 minutes (exactly, within 1-2 seconds). I ran Wireshark and discovered that after 10 minutes of inactivity the other end is sending a packet with the reset (RST) flag set. A google search tells me "the RESET flag signif...
Static Classes In Java
Is there anything like static class in java?
13 Answers
13
...
Are global variables bad? [closed]
In C/C++, are global variables as bad as my professor thinks they are?
28 Answers
28
...
Best way to store time (hh:mm) in a database
I want to store times in a database table but only need to store the hours and minutes.
I know I could just use DATETIME and ignore the other components of the date, but what's the best way to do this without storing more info than I actually need?
...
Why do pthreads’ condition variable functions require a mutex?
I’m reading up on pthread.h ; the condition variable related functions (like pthread_cond_wait(3) ) require a mutex as an argument. Why? As far as I can tell, I’m going to be creating a mutex just to use as that argument? What is that mutex supposed to do?
...
What is TypeScript and why would I use it in place of JavaScript? [closed]
Can you please describe what the TypeScript language is?
5 Answers
5
...
Are Git forks actually Git clones?
I keep hearing people say they're forking code in Git. Git "fork" sounds suspiciously like Git "clone" plus some (meaningless) psychological willingness to forgo future merges. There is no fork command in Git, right?
...
How do I modify fields inside the new PostgreSQL JSON datatype?
With postgresql 9.3 I can SELECT specific fields of a JSON data type, but how do you modify them using UPDATE? I can't find any examples of this in the postgresql documentation, or anywhere online. I have tried the obvious:
...