大约有 15,208 项符合查询结果（耗时：0.0279秒） [XML]
Why does Iterable not provide stream() and parallelStream() methods?
...2013.
The definitive discussion of the Expert Group is rooted at this thread.
While it seemed "obvious" (even to the Expert Group, initially) that stream() seemed to make sense on Iterable, the fact that Iterable was so general became a problem, because the obvious signature:
Stream<T> st...
Understanding Linux /proc/id/maps
...PID/maps describes a region of contiguous virtual memory in a process or thread. Each row has the following fields:
address perms offset dev inode pathname
08048000-08056000 r-xp 00000000 03:0c 64593 /usr/sbin/gpm
address - This is the starting and ending address of the region i...
How do I exit the Vim editor?
...:quit!)
:wq to write and quit
:wq! to write and quit even if file has only read permission (if file does not have write permission: force write)
:x to write and quit (similar to :wq, but only write if there are changes)
:exit to write and exit (same as :x)
:qa to quit all (short for :quitall)
:cq t...
Checking Bash exit status of several commands efficiently
...vidual
# command fails.
#
# Example:
# step "Remounting / and /boot as read-write:"
# try mount -o remount,rw /
# try mount -o remount,rw /boot
# next
step() {
echo -n "$@"
STEP_OK=0
[[ -w /tmp ]] && echo $STEP_OK > /tmp/step.$$
}
try() {
# Check for `-b'...
Should I put #! (shebang) in Python scripts, and what form should it take?
...ncrete advantage to including it besides taste: it makes clear to a future reader of the file that they're reading an executable script, rather than a file that's meant to be imported. Similarly to public/private access control modifiers in languages that have them, shebangs are useful as documentat...
Why is `[` better than `subset`?
...Hadley Wickham of the dangers of subset (and functions like it) [here]. Go read it!
It's a somewhat long read, so it may be helpful to record here the example that Hadley uses that most directly addresses the question of "what can go wrong?":
Hadley suggests the following example: suppose we want ...
PHP json_encode encoding numbers as strings
... Thanks Martin. I'm using 5.2.9. I wonder if the numeric data's getting read from the db as string? I'm sure the field types are int, but I can't think of another explanation. I'll try your quick test on my system and see if I get the same result.
– Chris Barnhill
...
How can I access a JavaScript object which has spaces in the object's key?
...tOptions[ 'character names' ].kid;
You can use that notation either way, reading & writting.
For more information read out here:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Working_with_Objects
sh...
GCC -fPIC option
I have read about GCC's Options for Code Generation Conventions , but could not understand what "Generate position-independent code (PIC)" does. Please give an example to explain me what does it mean.
...
Relation between CommonJS, AMD and RequireJS?
I'm still very confused about CommonJS, AMD and RequireJS , even after reading a lot.
6 Answers
...