<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 10.12.2008, at 9.43, Simon Spiegel wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Type 'sudo tlmgr update --all'</div></blockquote><br></div><div>What's generally the difference between an optional argument initiated by only *one* dash e.g.</div><div><br></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;">ping -c4 IP adress</blockquote><div><br></div><div> and an optional argument introduced by *two* dashes e.g.</div><div><br></div><blockquote class="webkit-indent-blockquote" style="margin: 0 0 0 40px; border: none; padding: 0px;">tlmgr update --all</blockquote><div><br></div>TIA and kind regards, Friedrich<br><br><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Monaco; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Monaco; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>--</div><div><font class="Apple-style-span" face="Verdana" size="2"><span class="Apple-style-span" style="font-size: 10px; "><i>»Der Autoritätsverfall in unserer Zeit beruht auch auf der Feigheit, Autorität auszuüben.«</i><span class="Apple-converted-space"> (</span>Mario Scelba)</span></font></div></div></span></div></span> </div><br></body></html>