大约有 18,000 项符合查询结果（耗时：0.0265秒） [XML]
Is there a way to check if int is legal enum in C#?
...ge:
using System;
[Flags] public enum PetType
{
None = 0, Dog = 1, m>Cat m> = 2, Rodent = 4, Bird = 8, Reptile = 16, Other = 32
};
public class Example
{
public static void Main()
{
object value;
// Call IsDefined with underlying integral value of member.
value = 1;
...
Parallelize Bash script with maximum number of processes
...k and we then want foo.jpeg and foo.out removed from the remote computer:
m>cat m> list_of_files | \
parallel --trc {.}.out -S server1,server2,: \
"my_script {} > {.}.out"
GNU Parallel makes sure the output from each job does not mix, so you can use the output as input for another program:
some-co...
Passing arguments to “make run”
...
run:
@echo ./prog $$FOO
Usage:
$ make run FOO="the dog kicked the m>cat m>"
./prog the dog kicked the m>cat m>
or:
$ FOO="the dog kicked the m>cat m>" make run
./prog the dog kicked the m>cat m>
Alternatively use the solution provided by Beta:
run:
@echo ./prog $(filter-out $@,$(MAKECMDGOALS))
%:
...
Add a prefix string to beginning of each line
...
If your prefix is a bit complim>cat m>ed, just put it in a variable:
prefix=path/to/file/
Then, you pass that variable and let awk deal with it:
awk -v prefix="$prefix" '{print prefix $0}' input_file.txt
...
Debugging sqlite database on the device
I am presently working on an WiFi applim>cat m>ion for Android. I am having trouble trying to access the database on the device. Debugging in the emulator doesn't work for me, because there is no WiFi support in the emulator. I tried pulling the database file out of the device by using
...
How do I make a Git commit in the past?
...se git add, but you would first need to copy the file from some external lom>cat m>ion to the expected path (--index-filter runs its command in a temporary GIT_WORK_TREE that is empty).
If you want your new file to be added to every existing commit, then you can do this:
new_file=$(git hash-object -w p...
Can I see changes before I save my file in Vim?
...his in your vimrc or in the plugin directory, open a file, make some modifim>cat m>ions without saving them, and do :DiffSaved.
function! s:DiffWithSaved()
let filetype=&ft
diffthis
vnew | r # | normal! 1Gdd
diffthis
exe "setlocal bt=nofile bh=wipe nobl noswf ro ft=" . filetype
endfunction...
How to get full path of a file?
...nd it...
jcomeau@intrepid:~$ python -c 'import os; print(os.path.abspath("m>cat m>.wav"))'
/home/jcomeau/m>cat m>.wav
jcomeau@intrepid:~$ ls $PWD/m>cat m>.wav
/home/jcomeau/m>cat m>.wav
share
|
improve this answe...
How can one pull the (private) data of one's own Android app?
...
Here is what worked for me:
adb -d shell "run-as com.example.test m>cat m> /data/data/com.example.test/databases/data.db" > data.db
I'm printing the database directly into local file.
share
|
...
Compress files while reading data from STDIN
... is to read data as input and redirect the compressed to output file i.e.
m>cat m> test.csv | gzip > test.csv.gz
m>cat m> test.csv will send the data as stdout and using pipe-sign gzip will read that data as stdin. Make sure to redirect the gzip output to some file as compressed data will not be written...