fi # Example (Exit early if program is not installed). if ! type -p convert &>/dev/null; then printf '%s\n' "error: convert is not installed, exiting..." exit 1 fiGet the current date using strftimeBash’s printf has a built-in method of getting the date which can be used in...
设置关联数组 值并发生重复赋值时,bash会覆盖该键。这 允许我们有效地删除数组重复。 CAVEAT:需要bash4+ 示例功能: remove_array_dups() { # Usage: remove_array_dups "array" declare -A tmp_array for i in "$@"; do [[ $i ]] && IFS=" " tmp_array["${i:- }"]=1 done printf '%s\n'...
puppet: Exit early on -h|-V|--version in addition to --help (f94d1a6) puppet: Parse most subcommand options from "help subcommand" output (00a80a2) puppet: Recognize some short options (dbe7325) (testsuite) Add puppet subcommand option test case (d748a5a) mpv: New completion alias ...
设置关联数组 值并发生重复赋值时,bash会覆盖该键。这 允许我们有效地删除数组重复。 CAVEAT:需要bash4+ 示例功能: remove_array_dups() {# Usage: remove_array_dups "array"declare-A tmp_arrayforiin"$@";do[[$i]] && IFS=" "tmp_array["${i:- }"]=1doneprintf'%s\n'"${!tmp_array[@]}"}...
Impatient early adopters can try the experimental zx versions. But keep in mind: these builds are ⚠️️__beta__ in every sense.npm i zx@devnpx zx@dev --install --quiet <<< ‘import _ from “lodash” /* 4.17.15 */; console.log(_.VERSION)’...
# Example (Exit early if program is not installed). if ! type -p convert &>/dev/null; then printf '%s\n' "error: convert is not installed, exiting..." exit 1 fi 使用获取当前日期 strftime Bash printf有一个内置的获取日期的方法,可用于代替date命令。
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an early proposal was based on the notion that functions should behave like miniature shell scripts; that is, except for sharing variables, most elements of an execution environment should behave as if they were a new execution environment, and changes to these should be local to the function....
*/ if ((segPLKDATACONSTB + segSizePLKDATACONST) < segTEXTB) { arm_vm_page_granular_RWNX(segPLKDATACONSTB + segSizePLKDATACONST, segTEXTB - (segPLKDATACONSTB + segSizePLKDATACONST), FALSE); } } /* * Protection on kernel text is loose here to allow shenanigans early on. These *...
function too_early { local -i hour hour=$(/usr/bin/date +%H)|| exit 100 test "$hour" -gt 18 && return 0|| return 1 } # No updates during the weekend, so don't bother (not an error) is_week_day || exit 0 # Don't bother to check before 6:00 PM too_early || exit 0...