Improved syntax

how-to-clean-uninstall-macos-apps-using-appcleaner-open-source-alternative/app-cleaner.sh

@@ -1,6 +1,6 @@
 #! /bin/bash
 
-if [ -z $1 ] || [ $1 = "--help" ]; then
+if [ -z "$1" ] || [ "$1" = "--help" ]; then
   printf "%s\n" "Usage: app-cleaner.sh /path/to/app.app"
   exit 0
 fi

how-to-clean-uninstall-macos-apps-using-appcleaner-open-source-alternative/app-cleaner.sh.sig

@@ -1,16 +1,16 @@
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+=+Aog
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how-to-create-encrypted-paper-backup/qr-backup.sh

@@ -9,7 +9,7 @@ number_of_shares=5
 share_threshold=3
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)

how-to-create-encrypted-paper-backup/qr-backup.sh.sig

@@ -1,16 +1,16 @@
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+=k3W3
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how-to-create-encrypted-paper-backup/qr-clone.sh

@@ -4,7 +4,7 @@ set -e
 set -o pipefail
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)

how-to-create-encrypted-paper-backup/qr-clone.sh.sig

@@ -1,16 +1,16 @@
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how-to-create-encrypted-paper-backup/qr-restore.sh

@@ -8,7 +8,7 @@ shamir_secret_sharing=false
 share_threshold=3
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)

how-to-create-encrypted-paper-backup/qr-restore.sh.sig

@@ -1,16 +1,16 @@
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how-to-create-encrypted-paper-backup/secure-erase.sh

@@ -3,7 +3,7 @@
 rounds=3
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)
@@ -60,7 +60,7 @@ if [ "$answer" = "y" ]; then
     printf "%s\n" "Overwriting with random data… (round $round of $rounds)"
     sudo dd bs=1M if=/dev/urandom of=$dev
   done
-  if [ "$zero" = true ]; then
+  if [ $zero = true ]; then
     printf "%s\n" "Overwriting with zeros…"
     sudo dd bs=1M if=/dev/zero of=$dev
   fi

how-to-create-encrypted-paper-backup/secure-erase.sh.sig

@@ -1,16 +1,16 @@
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+=p3YS
 -----END PGP SIGNATURE-----

how-to-create-encrypted-paper-backup/trezor-restore.sh

@@ -12,7 +12,7 @@ function cleanup()
 trap cleanup EXIT
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)

how-to-create-encrypted-paper-backup/trezor-restore.sh.sig

@@ -1,16 +1,16 @@
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+=bll5
 -----END PGP SIGNATURE-----

how-to-create-encrypted-paper-backup/trezor-verify-integrity.sh

@@ -12,7 +12,7 @@ function cleanup()
 trap cleanup EXIT
 
 positional=()
-while [[ $# -gt 0 ]]; do
+while [ $# -gt 0 ]; do
   argument="$1"
   case $argument in
     -h|--help)

how-to-create-encrypted-paper-backup/trezor-verify-integrity.sh.sig

@@ -1,16 +1,16 @@
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+=GPw2
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how-to-make-sure-app-is-not-running-in-the-background-on-macos/README.md

@@ -85,7 +85,7 @@ function kill-apps() {
   IFS=$'\n'
   red=$(tput setaf 1)
   normal=$(tput sgr0)
-  if [ -z $1 ] || [ $1 = "--help" ]; then
+  if [ -z "$1" ] || [ "$1" = "--help" ]; then
     printf "%s\n" "Usage: kill-apps string"
     return 0
   fi