大约有 35,470 项符合查询结果（耗时：0.0587秒） [XML]
serve current directory from command line
...
204
Simplest way possible (thanks Aaron Patterson/n0kada):
ruby -run -e httpd . -p 9090
Alternat...
UIPanGestureRecognizer - Only vertical or horizontal
...
HejaziHejazi
13.9k88 gold badges4040 silver badges5555 bronze badges
3
...
How to make my custom type to work with “range-based for loops”?
... that your end iterator can read "check your char* to see if it points to '0'" when == with a char*. This allows a C++ range-for expression to generate optimal code when iterating over a null-terminated char* buffer.
struct null_sentinal_t {
template<class Rhs,
std::enable_if_t<!std::is...
Full examples of using pySerial package [closed]
...onnecting to)
ser = serial.Serial(
port='/dev/ttyUSB1',
baudrate=9600,
parity=serial.PARITY_ODD,
stopbits=serial.STOPBITS_TWO,
bytesize=serial.SEVENBITS
)
ser.isOpen()
print 'Enter your commands below.\r\nInsert "exit" to leave the application.'
input=1
while 1 :
# get key...
What is private bytes, virtual bytes, working set?
...
answered Dec 31 '09 at 18:11
AaronaughtAaronaught
114k2323 gold badges247247 silver badges326326 bronze badges
...
quick random row selection in Postgres
...or(random()*N) LIMIT 1;
Consider a table of 2 rows; random()*N generates 0 <= x < 2 and for example SELECT myid FROM mytable OFFSET 1.7 LIMIT 1; returns 0 rows because of implicit rounding to nearest int.
share
...
How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
...t the "Specific Version" property of assembly references in Visual Studio 2010. After a few experiments with unexpected results I set out to learn as much as possible about how the property works. Even SO, it appears to me, does not have all the answers, so here is my attempt at self-answering the q...
Use IntelliJ to generate class diagram
How do I get IntelliJ 10.5 (on the Mac) to generate a class diagram showing all of the classes in my project? I'm sure I'm overlooking something obvious, but I can only get the "Show Diagram" feature to show one class at a time. (I also figured out how to add additional classes, but again, only on...
Where does Vagrant download its .box files to?
...
401
As mentioned in the docs, boxes are stored at:
Mac OS X and Linux: ~/.vagrant.d/boxes
Window...
Foreign key constraints: When to use ON UPDATE and ON DELETE
...
490
Do not hesitate to put constraints on the database. You'll be sure to have a consistent database...