https://wiki.freitagsrunde.org/index.php?action=history&feed=atom&title=Javakurs_2014%2FVortrag02 2026-04-25T04:04:36Z Versionsgeschichte dieser Seite in FreitagsrundenWiki MediaWiki 1.31.16 https://wiki.freitagsrunde.org/index.php?title=Javakurs_2014/Vortrag02&diff=21849&oldid=prev 2014-03-03T10:41:42Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="de"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Nächstältere Version</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Version vom 3. März 2014, 10:41 Uhr</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l3" >Zeile 3:</td> <td colspan="2" class="diff-lineno">Zeile 3:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Thema: '''Schleifen und Arrays'''</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Thema: '''Schleifen und Arrays'''</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Vortragende: ''Sebastian''</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Vortragende: ''Sebastian''</div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* Folien: <del class="diffchange diffchange-inline">''demnächst''</del></div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* Folien: <ins class="diffchange diffchange-inline">[http://docs.freitagsrunde.org/Veranstaltungen/javakurs_2014/vorlesungen/Java-Kurs-VL2.pdf Java-Kurs-VL2] (Bei Anzeigeproblemen in Adobe Reader öffnen)</ins></div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Übungsaufgaben ==</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== Übungsaufgaben ==</div></td></tr> </table>

Andy https://wiki.freitagsrunde.org/index.php?title=Javakurs_2014/Vortrag02&diff=21836&oldid=prev 2014-03-01T14:57:18Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="de"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Nächstältere Version</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Version vom 1. März 2014, 14:57 Uhr</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l2" >Zeile 2:</td> <td colspan="2" class="diff-lineno">Zeile 2:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Thema: '''Schleifen und Arrays'''</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Thema: '''Schleifen und Arrays'''</div></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* Vortragende: ''<del class="diffchange diffchange-inline">offen</del>''</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* Vortragende: ''<ins class="diffchange diffchange-inline">Sebastian</ins>''</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Folien: ''demnächst''</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Folien: ''demnächst''</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr> </table>

Nighoo https://wiki.freitagsrunde.org/index.php?title=Javakurs_2014/Vortrag02&diff=21775&oldid=prev 2014-01-14T12:22:18Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="de"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Nächstältere Version</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Version vom 14. Januar 2014, 12:22 Uhr</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l82" >Zeile 82:</td> <td colspan="2" class="diff-lineno">Zeile 82:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [http://media.freitagsrunde.org/javakurs/2011/jk11-2.webm&#160; webM] (66MB)</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [http://media.freitagsrunde.org/javakurs/2011/jk11-2.webm&#160; webM] (66MB)</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"></td></tr> <tr><td class='diff-marker'>−</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline">=</del>== Feedback <del class="diffchange diffchange-inline">=</del>==</div></td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== Feedback ==</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>bitte unter [[{{TALKPAGENAME}}|Diskussion]] eintragen, danke!</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>bitte unter [[{{TALKPAGENAME}}|Diskussion]] eintragen, danke!</div></td></tr> </table>

Andy https://wiki.freitagsrunde.org/index.php?title=Javakurs_2014/Vortrag02&diff=21766&oldid=prev 2014-01-14T12:20:14Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="de"> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">← Nächstältere Version</td> <td colspan="2" style="background-color: #fff; color: #222; text-align: center;">Version vom 14. Januar 2014, 12:20 Uhr</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l81" >Zeile 81:</td> <td colspan="2" class="diff-lineno">Zeile 81:</td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Downloads: &lt;br&gt;</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Downloads: &lt;br&gt;</div></td></tr> <tr><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [http://media.freitagsrunde.org/javakurs/2011/jk11-2.webm&#160; webM] (66MB)</div></td><td class='diff-marker'>&#160;</td><td style="background-color: #f8f9fa; color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* [http://media.freitagsrunde.org/javakurs/2011/jk11-2.webm&#160; webM] (66MB)</div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">=== Feedback ===</ins></div></td></tr> <tr><td colspan="2">&#160;</td><td class='diff-marker'>+</td><td style="color: #222; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">bitte unter [[{{TALKPAGENAME}}|Diskussion]] eintragen, danke!</ins></div></td></tr> </table>

Andy https://wiki.freitagsrunde.org/index.php?title=Javakurs_2014/Vortrag02&diff=21760&oldid=prev 2014-01-14T12:11:13Z

<p>Die Seite wurde neu angelegt: „== Zum Vortrag == * Thema: &#039;&#039;&#039;Schleifen und Arrays&#039;&#039;&#039; * Vortragende: &#039;&#039;offen&#039;&#039; * Folien: &#039;&#039;demnächst&#039;&#039; == Übungsaufgaben == * Komplette Liste findet ihr […“</p> <p><b>Neue Seite</b></p><div>== Zum Vortrag ==<br /> <br /> * Thema: '''Schleifen und Arrays'''<br /> * Vortragende: ''offen''<br /> * Folien: ''demnächst''<br /> <br /> == Übungsaufgaben ==<br /> <br /> * Komplette Liste findet ihr [[Javakurs/Übungsaufgaben|hier]] (nach Vorlesung geordnet)<br /> ** '''Ihr müsst nicht alle Aufgaben bearbeiten!'''<br /> ** Sucht euch welche aus. Der Schwierigkeitsgrad variiert.<br /> ** Vorschläge:<br /> *** [[Javakurs/Übungsaufgaben/Arrays|Einfacher Einstieg in Arrays]]<br /> *** [[Javakurs/Übungsaufgaben/Schleifen und Modulo|Einstieg in Schleifen (mit vielen Hilfestellungen)]]<br /> *** [[Javakurs/Übungsaufgaben/Zweierpotenzen|Aufgabe zu Arrays und Schleifen]]<br /> <br /> == Zusammenfassung des Vortragsinhalts ==<br /> <br /> === Arrays ===<br /> <br /> Reihe von Werten mit gemeinsamem Namen + Index<br /> <br /> {| class=&quot;wikitable&quot;<br /> |-<br /> !style=&quot;width: 50%&quot; | Schritt<br /> !style=&quot;width: 50%&quot; | Syntax<br /> <br /> |-<br /> | Deklaration: <br /> | &lt;pre&gt;typ name[];&lt;/pre&gt;<br /> <br /> |-<br /> | Initialisierung: <br /> | &lt;pre&gt;name = new typ [ länge ];&lt;/pre&gt;<br /> <br /> |-<br /> | Definition: <br /> | &lt;pre&gt;name [ index ] = wert ;&lt;/pre&gt;<br /> <br /> |-<br /> | Zugriff: <br /> | &lt;pre&gt;name [ index ]&lt;/pre&gt;<br /> <br /> |}<br /> <br /> Deklaration und Definition auch in einer Zeile möglich:<br /> typ name [] = { wert, wert, wert, ... };<br /> <br /> Länge eines Arrays: &lt;pre&gt;name.length&lt;/pre&gt;<br /> <br /> * Aufpassen: Java fägt bei 0 an zu zählen!<br /> <br /> === Schleifen ===<br /> <br /> * Funktionsweise<br /> ** Folge von Befehlen<br /> ** Werden immer wieder ausgeführt<br /> ** Wiederholung, solange eine bestimmte Bedingung erfüllt ist<br /> ** Oft mit Zähl- oder Laufvariable (oft i genannt)<br /> <br /> * Syntax:<br /> while-Schleife: <br /> while (bedingung)<br /> { befehle }<br /> <br /> for-Schleife:<br /> for (initialisierung; bedingung; hochzählen)<br /> {befehle}<br /> <br /> == Materialien der vergangenen Jahre ==<br /> <br /> === Folien von 2013 ===<br /> <br /> * siehe [[Javakurs_2013/Vortrag2|Javakurs 2013 - Vortrag 2]]<br /> * (sind im Wesentlichen die selben wie 2011/2012)<br /> <br /> === Mitschnitt von 2011 ===<br /> <br /> * [[Javakurs_2011/Vortrag2/HQ-Flash|FLASH-Video im Browser in bester 1024x768 Aufloesung anzeigen]]<br /> <br /> Downloads: &lt;br&gt;<br /> * [http://media.freitagsrunde.org/javakurs/2011/jk11-2.webm webM] (66MB)</div>

Andy