{"id":1497,"date":"2016-12-11T23:56:28","date_gmt":"2016-12-11T14:56:28","guid":{"rendered":"http:\/\/matoken.org\/blog\/?p=1497"},"modified":"2016-12-11T23:56:28","modified_gmt":"2016-12-11T14:56:28","slug":"command-border-for-command-snippet-can-be-easily-examined","status":"publish","type":"post","link":"https:\/\/matoken.org\/blog\/2016\/12\/11\/command-border-for-command-snippet-can-be-easily-examined\/","title":{"rendered":"\u30b3\u30de\u30f3\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u624b\u8efd\u306b\u8abf\u3079\u3089\u308c\u308b\u30b3\u30de\u30f3\u30c9\u306eborg"},"content":{"rendered":"<p><!--\ntitle:\u30b3\u30de\u30f3\u30c9\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u624b\u8efd\u306b\u8abf\u3079\u3089\u308c\u308b\u30b3\u30de\u30f3\u30c9\u306eborg\n--><\/p>\n<p>borg\u306fOK borg\u3068\u3044\u3046site\u306e\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u4e0a\u304b\u3089\u691c\u7d22\u3057\u305f\u308a\u7de8\u96c6\u3067\u304d\u308b\u30b3\u30de\u30f3\u30c9\u306e\u3088\u3046\u3067\u3059\uff0eborg\u306fgo\u88fd\u3067Apache License Version 2.0\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\uff0e<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/ok-borg\/borg\/tree\/master\/docs\">borg\/docs at master \u00b7 ok-borg\/borg \u00b7 GitHub<\/a><\/li>\n<li><a href=\"https:\/\/ok-b.org\/\">OK borg &#8211; the quickest solution to your bash woes<\/a><\/li>\n<\/ul>\n<h2 id=\"\u5c0e\u5165\">\u5c0e\u5165<\/h2>\n<p>\u5c0e\u5165\u65b9\u6cd5\u306f\u5982\u4f55\u304b\u3089\u5bfe\u5fdc\u30d0\u30a4\u30ca\u30ea\u3092\u5165\u624b\u3057\u3066\u9069\u5f53\u306a\u5834\u6240\u306b\u7f6e\u304d\uff0c\u5b9f\u884c\u6a29\u3092\u3064\u3051\u308b\u3060\u3051\u3067\u3059\uff0earm linux\u3068\u304b*BSD\u3068\u304b\u7d50\u69cb\u3044\u308d\u3044\u308d\u305d\u308d\u3063\u3066\u3044\u307e\u3059\uff0e<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/ok-borg\/borg\/releases\">Releases \u00b7 ok-borg\/borg \u00b7 GitHub<\/a><\/li>\n<\/ul>\n<p>\u4eca\u56de\u306f\u3053\u3093\u306a\u611f\u3058\u3067\u5c0e\u5165\u3057\u307e\u3057\u305f\uff0e<\/p>\n<pre class=\"shell\"><code>$ wget https:\/\/github.com\/ok-borg\/borg\/releases\/download\/v0.0.1\/borg_linux_amd64 -O ~\/usr\/local\/bin\/borg &amp;&amp; chmod +x ~\/usr\/local\/bin\/borg<\/code><\/pre>\n<h2 id=\"\u5229\u7528\u65b9\u6cd5\">\u5229\u7528\u65b9\u6cd5<\/h2>\n<p>\u57fa\u672c\u7684\u306b\u30b3\u30de\u30f3\u30c9\u306e\u5f8c\u308d\u306b\u8abf\u3079\u305f\u3044\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u3064\u3051\u308b\u3060\u3051\u3067\u3059\uff0e\u898f\u5b9a\u5024\u3067\u306f5\u3064\u306e\u4f8b\u304c\u8868\u793a\u3055\u308c\u307e\u3059\uff0e bash\u3067loop\u3069\u3046\u66f8\u304f\u3093\u3060\u3063\u3051?<\/p>\n<pre class=\"shell\"><code>$ borg &quot;bash loop&quot;\r\n(1) Bash Shell Do While Loop Infinite loop?\r\n         [11] while [ `prog -some flags` = &quot;Another instance of this program is running, please exit it first&quot; ]\r\n              -\r\n              bay=$(prog -some flags)\r\n              while [ $bay = &quot;Another instance of this program is running, please exit it first&quot; ]\r\n              do\r\n              echo &quot;Awaiting Access to program&quot;\r\n              bay=$(prog -some flags)\r\n              done\r\n              .....\r\n         [12] while true\r\n              do\r\n         ...  \r\n\r\n(2) Bash foreach loop\r\n         [21] xargs cat &lt;filenames.txt\r\n              -\r\n              for fn in `cat filenames.txt`; do\r\n                  echo &quot;the next file is $fn&quot;\r\n                  cat $fn\r\n              done\r\n         [22] for fn in `cat filenames.txt`; do cat &quot;$fn&quot;; done\r\n         [23] while read filename\r\n              do\r\n                  echo &quot;Printing: $filename&quot;\r\n                  cat &quot;$filename&quot;\r\n         ...\r\n\r\n(3) Bash loop ping successful\r\n         [31] ((count = 100))                            # Maximum number to try.\r\n              while [[ $count -ne 0 ]] ; do\r\n                  ping -c 1 8.8.8.8                      # Try once.\r\n                  rc=$?\r\n                  if [[ $rc -eq 0 ]] ; then\r\n                      ((count = 1))                      # If okay, flag to exit loop.\r\n                  fi\r\n                  ((count = count - 1))                  # So we don&#39;t go forever.\r\n              done\r\n              if [[ $rc -eq 0 ]] ; then                  # Make final determination.\r\n         ...\r\n\r\n(4) Limit for bash loop\r\n        [41] for(( i=1; i &lt;= 1000; i++ )); do\r\n                 name=$(date --date=&quot;$i day ago&quot; +%Y%m%d%H%M%S)\r\n                 mkdir -p &quot;$name&quot; &amp;&amp;\r\n                 touch &quot;$name\/${name}_file&quot; ||\r\n                 break\r\n             done\r\n\r\n(5) Bash &#39;for&#39; loop syntax?\r\n         [51] for (($i=0...\r\n              -\r\n              for ((i=0;i&lt;10;i++))\r\n         [52] for i in `seq 0 9`\r\n              do\r\n                  echo &quot;the i is $i&quot;\r\n              done\r\n         [53] for i in {0..9}\r\n                do\r\n                  echo $i\r\n                done\r\n         ...<\/code><\/pre>\n<p>\u753b\u50cf\u3092\u30bf\u30a4\u30eb\u306b\u7d50\u5408\u3063\u3066?<\/p>\n<pre class=\"shell\"><code>$ borg &quot;image tile&quot;\r\n(1) ImageMagick crop huge image\r\n         [11] $ time convert -crop 512x512 +repage huge.tif x\/image_out_%d.tif\r\n              real    0m5.623s\r\n              user    0m2.060s\r\n              sys     0m2.148s\r\n              $ time vips dzsave huge.tif x --depth 1 --tile-size 512 --overlap 0 --suffix .tif\r\n              real    0m1.643s\r\n              user    0m1.668s\r\n              sys     0m1.000s\r\n         [12]  convert -monitor -limit area 2mb myLargeImg.tif myLargeImg.mpc\r\n              -\r\n               #!\/bin\/bash\r\n         ...\r\n\r\n(2) Set clipboard to image - pbcopy\r\n        [21] cat image.png | impbcopy -\r\n        [22] # Copy image to clipboard\r\n             uuencode SomeFile.jpg - | pbcopy\r\n             -\r\n             # Paste from clipboard to image file\r\n             pbpaste | uudecode -o AnotherFile.jpg\r\n\r\n\r\n(3) Using Amazon MapReduce\/Hadoop for Image Processing\r\n         [31] and should be able to be done using Bash\r\n         [32] #!\/usr\/bin\/env bash\r\n              # NLineInputFormat gives a single line: key is offset, value is Isotropic Url\r\n              read offset isofile\r\n              # Retrieve file from Isotropic server to local disk\r\n              echo &quot;reporter:status:Retrieving $isofile&quot; &gt;&amp;2\r\n              target=`echo $isofile | awk &#39;{split($0,a,&quot;\/&quot;);print a[5] a[6]}&#39;`\r\n              filename=$target.tar.bz2\r\n              #$HADOOP_INSTALL\/bin\/hadoop fs -get $isofile .\/$filename\r\n              curl  $isofile -o $filename\r\n         ...\r\n\r\n(4) Convert multipage PDF to a single image\r\n        [41] convert in.pdf -append out%d.png\r\n             -\r\n             convert *.png output.pdf\r\n             -\r\n             convert foo?.png output.pdf\r\n        [42] convert in.pdf +append out%d.png\r\n\r\n(5) bash cgi won&#39;t return image\r\n        [51] echo -ne &quot;Content-type: image\/png\\n\\n&quot;\r\n             -\r\n             echo -e &quot;Content-type: image\/png\\n&quot;\r\n             -\r\n               -n     do not output the trailing newline<\/code><\/pre>\n<p>\u3068\u304b\u3068\u304b\uff0e<\/p>\n<p>\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u3053\u3093\u306a\u611f\u3058\u3068\u308a\u3042\u3048\u305a\u7701\u7565\u3055\u308c\u306a\u3044\u3088\u3046\u306b<code>-f<\/code>\u3092\u3064\u3051\u3066\u30da\u30fc\u30b8\u30e3\u306b\u6e21\u3059\u3068\u826f\u3055\u305d\u3046\uff0e<\/p>\n<pre><code>$ borg --help\r\nUsage of borg:\r\n-f  (= false)\r\n    Print full results, ie. no more &#39;...&#39;\r\n-h (= &quot;borg.crufter.com&quot;)\r\n    Server to connect to\r\n-l  (= 5)\r\n    Result list limit. Defaults to 5\r\n-p  (= false)\r\n    Private search. Your search won&#39;t leave a trace. Pinky promise. Don&#39;t use this all the time if you want to see the search result relevancy improved<\/code><\/pre>\n<p>\u691c\u7d22\u3060\u3051\u3067\u306a\u304f\u30b9\u30cb\u30da\u30c3\u30c8\u306e\u8ffd\u52a0\u3084\u7de8\u96c6\u3082\u3067\u304d\u308b\u3088\u3046\u3067\u3059\uff0e<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/ok-borg\/borg\/tree\/master\/docs\">borg\/docs at master \u00b7 ok-borg\/borg \u00b7 GitHub<\/a><\/li>\n<\/ul>\n<p>\u30b5\u30fc\u30d0\u3082\u9078\u3079\u308b\u306e\u3067\u81ea\u5206\u7528\u306e\u30e1\u30e2\u3092\u84c4\u7a4d\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u306d\uff0e \u3061\u3087\u3063\u3068\u60dc\u3057\u3044\u306e\u306f\u30b5\u30fc\u30d0\u3068\u901a\u4fe1\u3057\u3066\u7d50\u679c\u3092\u8868\u793a\u3059\u308b\u306e\u3067\u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u306f\u4f7f\u3048\u306a\u3044\u3068\u3044\u3046\u3068\u3053\u308d\uff0e \u30aa\u30d5\u30e9\u30a4\u30f3\u3067\u4f7f\u3044\u305f\u3044\u5834\u5408\u306f\u30ed\u30fc\u30ab\u30eb\u306b\u30b5\u30fc\u30d0\u3092\u7acb\u3066\u308b\u304b\u5225\u306e\u65b9\u6cd5\u3092\u4f7f\u3046\u3057\u304b\u306a\u3055\u305d\u3046\u3067\u3059\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"<p>borg\u306fOK borg\u3068\u3044\u3046site\u306e\u30b9\u30cb\u30da\u30c3\u30c8\u3092\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u4e0a\u304b\u3089\u691c\u7d22\u3057\u305f\u308a\u7de8\u96c6\u3067\u304d\u308b\u30b3\u30de\u30f3\u30c9\u306e\u3088\u3046\u3067\u3059\uff0eborg\u306fgo\u88fd\u3067Apache License Version 2.0\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\uff0e borg\/doc [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"webmentions_disabled_pings":false,"webmentions_disabled":false,"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":4,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"","footnotes":""},"categories":[7,6,75,90,63,159],"tags":[275],"class_list":["post-1497","post","type-post","status-publish","format-standard","hentry","category-debian-linux","category-linux","category-stretch","category-testing","category-ubuntu","category-yakkety16-10","tag-linux"],"_links":{"self":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts\/1497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/comments?post=1497"}],"version-history":[{"count":0,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/posts\/1497\/revisions"}],"wp:attachment":[{"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/media?parent=1497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/categories?post=1497"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/matoken.org\/blog\/wp-json\/wp\/v2\/tags?post=1497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}