大约有 40,000 项符合查询结果（耗时：0.0596秒） [XML]
How to fully delete a git repository created with init?
...ress Enter) and run:
defaults write com.apple.finder AppleShowAllFiles 1 && killall Finder
Note: The keyboard shortcut to show hidden files in Finder is
CMD + SHIFT + . so it is no longer necessary to modify the
finder config this way
You could also type cd (the space is important), dra...
How do I make a simple makefile for gcc on Linux?
...
For example this simple Makefile should be sufficient:
CC=gcc
CFLAGS=-Wall
all: program
program: program.o
program.o: program.c program.h headers.h
clean:
rm -f program program.o
run: program
./program
Note there mus...
Replacements for switch statement in Python?
... support fall-throughs. You could do a double dictionary lookup. I.e. 'a' & 'b' point to answer1 and 'c' and 'd' point to answer2, which are contained in a second dictionary.
– Nick
Apr 9 '10 at 9:54
...
Retrieve filename from file descriptor in C
... one and any one will do). For that purpose, you use readdir (and opendir &c of course) recursively opening subdirectories until you find in a struct dirent thus received the same inode number you had in the original struct stat (at which time if you want the whole path, rather than just the nam...
How to avoid overflow in expr. A * B - C * D
... AD + AE - AD - DF
= AE - DF
^smaller quantities E & F
E = B - D (hence, far smaller than B)
F = C - A (hence, far smaller than C)
This decomposition can be done further.
As @Gian pointed out, care might need to be taken during the subtraction operation if the type is u...
Why does one often see “null != variable” instead of “variable != null” in C#?
...ually - I just haven't experienced that transformation yet).
Here is an example:
public class myDuck
{
public int quacks;
static override bool operator ==(myDuck a, myDuck b)
{
// these will overflow the stack - because the a==null reenters this function from the top again
...
How to easily map c++ enums to strings
... (eValue3, "C")
;
The function template <typename T> map_init(T&) returns a map_init_helper<T>.
map_init_helper<T> stores a T&, and defines the trivial map_init_helper& operator()(typename T::key_type const&, typename T::value_type const&). (Returning *thi...
How line ending conversions work with git core.autocrlf between different operating systems
...or "eol" as before.
Replace the old CRLF_GUESS usage:
CRLF_GUESS && core.autocrlf=true -> CRLF_AUTO_CRLF
CRLF_GUESS && core.autocrlf=false -> CRLF_BINARY
CRLF_GUESS && core.autocrlf=input -> CRLF_AUTO_INPUT
Make more clear, what is what, by defining:
...
Android SDK installation doesn't find JDK
I'm trying to install the Android SDK on my Windows 7 x64 System.
45 Answers
45
...
How to create a video from images with FFmpeg?
...pix_fmt yuv420p out.ogg
Your images should of course be sorted alphabetically, typically as:
0001-first-thing.jpg
0002-second-thing.jpg
0003-and-third.jpg
and so on.
I would also first ensure that all images to be used have the same aspect ratio, possibly by cropping them with imagemagick or n...