実行するときはsudoで実行する。 #!/usr/bin/python import commands def command(cmd): check = commands.getoutput(cmd) if( len(check) ): print check ### if __name__=='__main__': lis1 = ["update", "upgrade"] lis2 = ["emacs24", "samba", "openssh…

キャストとは、「明示的に型を指定して型変換を行う」こと#include <stdio.h> int main(){ signed char c; unsigned char uc; signed char *pc = NULL; unsigned char *puc = NULL; c = -1; uc = (unsigned char)c; printf("%d %d\n", c, uc); // -1 255 c = (signed </stdio.h>…

正しいのかな？ #include <stdio.h> #include <stdlib.h> int main(){ int **x = NULL; int i, j; x = (int**)malloc( sizeof(int*) * 10 ); for(i = 0; i < 10; i++){ x[i+1] = (int*)malloc( sizeof(int) * (i + 1) ); // *(x + i) = (int*)malloc( sizeof(int) * (i + 1) ); </stdlib.h></stdio.h>…

alias ql='quilt --quiltrc="${HOME}/.quiltrc"' alias qll='quilt series -v' alias qldf='quilt diff -z' alias qlpp='quilt pop' alias qlps='quilt push' alias qlrf='quilt refresh' alias qlmrg='quilt diff --combine' alias qli='ql import' alias q…

(global-set-key "\C-h" 'delete-backward-char) (global-set-key "\C-t" 'scroll-down) (global-set-key "\C-u" 'undo)