Useful Commands - Revision history

Tacoball: /* File System */

2026-03-13T03:15:59Z

File System

← Older revision		Revision as of 03:15, 13 March 2026
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	\| delete dist directory recursively except README.md and itself.		\| delete dist directory recursively except README.md and itself.
	\| <syntaxhighlight lang="bash">		\| <syntaxhighlight lang="bash">
	find ~~dist -not -path dist -not -path dist~~/~~README~~.~~md -delete~~		find ../../assets/swagger/support ! -path *swagger/support ! -name 'README.md' -delete
	~~find dist~~ ! -path ~~dist ! -path dist~~/~~README.md -delete~~
	~~find dist~~ ! -name ~~dist ! -path dist/~~README.md -delete
	</syntaxhighlight>		</syntaxhighlight>
	\|-		\|-

Tacoball: /* File System */

2026-03-13T02:50:31Z

File System

← Older revision		Revision as of 02:50, 13 March 2026
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	\|-		\|-
	\| delete dist directory recursively except README.md and itself.		\| delete dist directory recursively except README.md and itself.
	\| <syntaxhighlight lang="bash">find dist -not -path dist -not -path dist/README.md -delete</syntaxhighlight>		\| <syntaxhighlight lang="bash">
			find dist -not -path dist -not -path dist/README.md -delete
			find dist ! -path dist ! -path dist/README.md -delete
			find dist ! -name dist ! -path dist/README.md -delete
			</syntaxhighlight>
	\|-		\|-
	\| 刪除檔名 - 或是 -- 開頭的檔案		\| 刪除檔名 - 或是 -- 開頭的檔案

Tacoball at 20:13, 3 April 2025

2025-04-03T20:13:35Z

← Older revision		Revision as of 20:13, 3 April 2025
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	\|-		\|-
	\| Samba (Linux) \|\|		\| Samba (Linux) \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	sudo mount -t smbfs {remote} {local} -o \		sudo mount -t smbfs {remote} {local} -o \
	iocharset=utf8, \		iocharset=utf8, \
Line 54:		Line 54:
	uid=`id -u {local user}`, \		uid=`id -u {local user}`, \
	gid=`id -u {local group}`		gid=`id -u {local group}`
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| Samba (MacOS) \|\|		\| Samba (MacOS) \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	mount_smbfs //'{group};{user}':{password}@{remote}/{shared dir} {local dir}		mount_smbfs //'{group};{user}':{password}@{remote}/{shared dir} {local dir}
	smbutil view //Guest@192.168.91.65		smbutil view //Guest@192.168.91.65
	smbutil view //'WORKGROUP;Administrator':12345@192.168.1.2 # for Windows 2K3		smbutil view //'WORKGROUP;Administrator':12345@192.168.1.2 # for Windows 2K3
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| Samba (FreeBSD) \|\|		\| Samba (FreeBSD) \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	mount -t smbfs -o '-N' //raymondwu@RaymondWu-PC/TikaSamples /var/tika/samples # Using ~/.nsmbrc		mount -t smbfs -o '-N' //raymondwu@RaymondWu-PC/TikaSamples /var/tika/samples # Using ~/.nsmbrc
	mount_smbfs -I 192.168.91.65 //raymondwu@RaymondWu-PC/TikaSamples /var/tika/samples		mount_smbfs -I 192.168.91.65 //raymondwu@RaymondWu-PC/TikaSamples /var/tika/samples
	smbutil view -I 192.168.91.65 //raymondwu@RaymondWu-PC		smbutil view -I 192.168.91.65 //raymondwu@RaymondWu-PC
	</~~source~~>		</syntaxhighlight>
	\|}		\|}

Tacoball: /* Compression */

2025-04-03T20:12:49Z

Compression

← Older revision		Revision as of 20:12, 3 April 2025
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	\|-		\|-
	\| zip \|\|		\| zip \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	zip -r front-end.zip index.html static/		zip -r front-end.zip index.html static/
	unzip -l front-end.zip		unzip -l front-end.zip
	unzip -p front-end.zip index.html		unzip -p front-end.zip index.html
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| tar \|\|		\| tar \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	tar --exclude=".*" -zcvf ~/solr-4.3.0.tgz solr-4.3.0		tar --exclude=".*" -zcvf ~/solr-4.3.0.tgz solr-4.3.0
	tar -C /usr/local --exclude '.*' -zcvf tika-1.4-pxx.tgz tika		tar -C /usr/local --exclude '.*' -zcvf tika-1.4-pxx.tgz tika
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| gzip \|\|		\| gzip \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	gzip -k taiwan-taco.map		gzip -k taiwan-taco.map
	gzip -l taiwan-taco.map.gz		gzip -l taiwan-taco.map.gz
	compressed uncompressed ratio uncompressed_name		compressed uncompressed ratio uncompressed_name
	25400590 38204880 33.5% taiwan-taco.map		25400590 38204880 33.5% taiwan-taco.map
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| xz \|\|		\| xz \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	xz -zk hd-20190227.csv		xz -zk hd-20190227.csv
	xz -vt hd-20190227.csv.xz		xz -vt hd-20190227.csv.xz
	hd-20190227.csv.xz (1/1)		hd-20190227.csv.xz (1/1)
	100 % 344.1 KiB / 1,458.1 KiB = 0.236		100 % 344.1 KiB / 1,458.1 KiB = 0.236
	</~~source~~>		</syntaxhighlight>
	\|-		\|-
	\| dd \|\|		\| dd \|\|
	<~~source~~ lang="bash">		<syntaxhighlight lang="bash">
	# Make an ISO image.		# Make an ISO image.
	df -h		df -h
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	Win7.iso: ISO 9660 CD-ROM filesystem data 'GRMCULFRER_TW_DVD ' (bootable)		Win7.iso: ISO 9660 CD-ROM filesystem data 'GRMCULFRER_TW_DVD ' (bootable)
	kill -USR1 {pid of dd}		kill -USR1 {pid of dd}
	</~~source~~>		</syntaxhighlight>
	\|}		\|}

Tacoball: /* File System */

2025-04-03T20:12:11Z

File System

← Older revision		Revision as of 20:12, 3 April 2025
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	\| <syntaxhighlight lang="bash">find dist -not -path dist -not -path dist/README.md -delete</syntaxhighlight>		\| <syntaxhighlight lang="bash">find dist -not -path dist -not -path dist/README.md -delete</syntaxhighlight>
	\|-		\|-
	\| 刪除檔名 - 或是 -- 開頭的檔案 \|		\| 刪除檔名 - 或是 -- 開頭的檔案
	\| <syntaxhighlight lang="bash">rm -- -X --exclude-from</syntaxhighlight>		\| <syntaxhighlight lang="bash">rm -- -X --exclude-from</syntaxhighlight>
	\|-		\|-

Tacoball: /* File System */

2025-04-03T20:11:59Z

File System

← Older revision		Revision as of 20:11, 3 April 2025
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	\|-		\|-
	\| 故意消耗系統記憶體 (RAM+SWAP)		\| 故意消耗系統記憶體 (RAM+SWAP)
	\| <~~source~~ lang="bash">		\| <syntaxhighlight lang="bash">
	mkdir /usr/local/ramdisk		mkdir /usr/local/ramdisk
	mount -t tmpfs -o size=2G tmpfs /usr/local/ramdisk		mount -t tmpfs -o size=2G tmpfs /usr/local/ramdisk
	dd if=/dev/zero of=/usr/local/ramdisk/fill.bin bs=1m count=2048		dd if=/dev/zero of=/usr/local/ramdisk/fill.bin bs=1m count=2048
	</~~source~~>		</syntaxhighlight>
	\|}		\|}

Tacoball: /* File System */

2025-04-03T20:11:19Z

File System

← Older revision		Revision as of 20:11, 3 April 2025
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	\|-		\|-
	\| (查) 變彩色，加上後綴，目錄以 / 結尾，連結以 @ 結尾		\| (查) 變彩色，加上後綴，目錄以 / 結尾，連結以 @ 結尾
	\| <~~source~~ lang="bash">ls -FG</~~source~~>		\| <syntaxhighlight lang="bash">ls -FG</syntaxhighlight>
	\|-		\|-
	\| (查) 在目前的目錄下搜尋所有隱藏檔，'''注意要有單引號'''		\| (查) 在目前的目錄下搜尋所有隱藏檔，'''注意要有單引號'''
	\| <~~source~~ lang="bash">find . -name '.*'</~~source~~>		\| <syntaxhighlight lang="bash">find . -name '.*'</syntaxhighlight>
	\|-		\|-
	\| delete dist directory recursively except README.md and itself.		\| delete dist directory recursively except README.md and itself.
	\| <~~source~~ lang="bash">find dist -not -path dist -not -path dist/README.md -delete</~~source~~>		\| <syntaxhighlight lang="bash">find dist -not -path dist -not -path dist/README.md -delete</syntaxhighlight>
	\|-		\|-
	\| 刪除檔名 - 或是 -- 開頭的檔案 \|		\| 刪除檔名 - 或是 -- 開頭的檔案 \|
	\| <~~source~~ lang="bash">rm -- -X --exclude-from</~~source~~>		\| <syntaxhighlight lang="bash">rm -- -X --exclude-from</syntaxhighlight>
	\|-		\|-
	\| 變更檔案時間為<br/>2013 年 9 月 1 號 00:00:00		\| 變更檔案時間為<br/>2013 年 9 月 1 號 00:00:00
	\| <~~source~~ lang="bash">touch -t 201309010000 檔案名稱</~~source~~>		\| <syntaxhighlight lang="bash">touch -t 201309010000 檔案名稱</syntaxhighlight>
	\|-		\|-
	\| Linux 環境產生 Ramdisk (無法指定大小)		\| Linux 環境產生 Ramdisk (無法指定大小)
	\| <~~source~~ lang="bash">mount -t ramfs ramfs /usr/local/ramdisk</~~source~~>		\| <syntaxhighlight lang="bash">mount -t ramfs ramfs /usr/local/ramdisk</syntaxhighlight>
	\|-		\|-
	\| Linux/BSD 環境產生 Ramdisk (配置 128M)		\| Linux/BSD 環境產生 Ramdisk (配置 128M)
	\| <~~source~~ lang="bash">mount -t tmpfs -o size=128m tmpfs /usr/local/ramdisk</~~source~~>		\| <syntaxhighlight lang="bash">mount -t tmpfs -o size=128m tmpfs /usr/local/ramdisk</syntaxhighlight>
	\|-		\|-
	\| Test I/O performance of 1G write with 4K block		\| Test I/O performance of 1G write with 4K block
	\| <~~source~~ lang="bash">dd if=/dev/zero of=100k.bin bs=4k count=262144</~~source~~>		\| <syntaxhighlight lang="bash">dd if=/dev/zero of=100k.bin bs=4k count=262144</syntaxhighlight>
	\|-		\|-
	\| 產生 100K 的檔案		\| 產生 100K 的檔案
	\| <~~source~~ lang="bash">dd if=/dev/zero of=100k.bin bs=1k count=100</~~source~~>		\| <syntaxhighlight lang="bash">dd if=/dev/zero of=100k.bin bs=1k count=100</syntaxhighlight>
	\|-		\|-
	\| 產生 10M 的檔案<br/>空間將會塞爆時，不會有警告訊息		\| 產生 10M 的檔案<br/>空間將會塞爆時，不會有警告訊息
	\| <~~source~~ lang="bash">dd if=/dev/zero of=10m.bin bs=1m count=10</~~source~~>		\| <syntaxhighlight lang="bash">dd if=/dev/zero of=10m.bin bs=1m count=10</syntaxhighlight>
	\|-		\|-
	\| 故意消耗系統記憶體 (RAM+SWAP)		\| 故意消耗系統記憶體 (RAM+SWAP)

Tacoball: /* File System */

2022-01-26T04:28:28Z

File System

← Older revision		Revision as of 04:28, 26 January 2022
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	\| Linux/BSD 環境產生 Ramdisk (配置 128M)		\| Linux/BSD 環境產生 Ramdisk (配置 128M)
	\| <source lang="bash">mount -t tmpfs -o size=128m tmpfs /usr/local/ramdisk</source>		\| <source lang="bash">mount -t tmpfs -o size=128m tmpfs /usr/local/ramdisk</source>
			\|-
			\| Test I/O performance of 1G write with 4K block
			\| <source lang="bash">dd if=/dev/zero of=100k.bin bs=4k count=262144</source>
	\|-		\|-
	\| 產生 100K 的檔案		\| 產生 100K 的檔案

Tacoball at 20:14, 28 July 2021

2021-07-28T20:14:46Z

← Older revision		Revision as of 20:14, 28 July 2021
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			https://www.diskpart.com/articles/delete-hidden-partition-on-usb-drive-7201.html

	= File System =		= File System =
	{\| class="wikitable"		{\| class="wikitable"

Tacoball: /* Other Topics */

2021-07-27T08:27:38Z

← Older revision		Revision as of 08:27, 27 July 2021
Line 112:		Line 112:

	= Other Topics =		= Other Topics =
			* [[Useful Commands/Hardware\|Hardware]]
	* [[Useful Commands/File Processing\|File Processing]]		* [[Useful Commands/File Processing\|File Processing]]
	* [[Useful Commands/Text Processing\|Text Processing]]		* [[Useful Commands/Text Processing\|Text Processing]]