Corrections

These are the corrections suggested so far for Experiments in Java and Java Plus Data Structures.

Always check the online copies to see if changes have been made.

Java Plus Data Structures

Chapter 1

• A number of typos. (SS 1 point)
• A potentially confusing sentence about debugging. (ENO .1 points)

Chapter 4

• A number of typos. (ENO .3 points)
• Even more (SS 0 points)

Experiments in Java

Introduction

• A number of small typos. (OSA, .3 points)

Lab J1

• p. 11, quotation marks in ``Sam, write `Hello World' on the board''. (ENO .1 points)
• p. 11, ``Before being *execute*''. (Surprisingly, this is correct in the electronic version.) (KAN .1 points)
• p. 14, "in.readLine" should be "in.readString". (JAS .25 points)
• p. 17, suggestion to insert summaries of what files one should have. (JSP .5 points)
• p. 18, SimpleInput.java should be SimpleOutput.java. (AAS .1 points)
• p. 18, request for detail on where the new lines should go. (JLF .25 points)
• A few other small typos. (SS .2 points)
• Experiment J1.1., Step 5. Duplicated text. (RH .2 points)
• Post-laboratory problem J1.F. Clarified 9.0/5.0. (SS .1 points)

Lab J2

• A few small typos (``to other number'', ``cal''). (JLF .2 points)
• A few other small typos (``Your are now ready'', which appears at least three times). (CF 0 points)
• p. 26, ``year, month, and date'' should be ``year, month, and day'' (KRA .1 points)
• ``How does we'' should be ``How do we'' (DMJ .1 points)
• ``User's of a class'' should be ``Clients of a class''. (RH .1 points)
• p. 30, ``The this'' should be ``The this''. (SAR 0 points)
• p. 34, missing parens in call to new SimpleOutput(). (JCR .1 points)
• p. 35, extra confusing output (JCR .5 points)
• p. 39, added a space between ``printmethod''. (SAR 0 points)
• p. 39, added the definition of print for convenience. (SAR 0 points)
• p. 39, added space to answer experiment J2.3, step 4. (SAR 0 points)
• In PointFun a comment about moving the point right should read up (or vice versa) (ENO .1 points)
• Bad link to TextPlaneFun and TextPlane. (MCC .25 points)
• J2.6.2 had an incorrect piece of code. (LTB .1 points)
• J2.6 needed some clarification. (SS .1 points)
• J2.6 needed out in calls to the print method (SS .2 points)
• J2.6 has out,in reversed in one call to read. (SS .1 point)
• J2.7, step 3, needs parens around subtracted values. (JR .5 points)
• Various links (RH .2 points)

Lab J3

• p. 54, 4th paragraph under Overlaoding, ``what the appropriate type'' should just be ``appropriate type''. (SS .1 points)
• p. 59, paragraph 4, ``has the value'' is the wrong font (CF 0 points)
• ``parameterless constructor'' rephrased as ``constructor without parameters'' (SS .1 points)
• Experiment J3.2, step 3, was not possible with current knowledge. It has now been deleted. (SS .5 points)
• Experiment J3.7, step 4, ``new input'' should be ``new output'' (I'd swear some odd pixie is inserting this oddities for you to correct). (JCR .1 points)

Lab J4

• p. 73, first paragraph, second-to-last line, inadvertent ``get'' in ``importantly, if you get claim...'' (JCR .1 point)
• p. 73, wrote Date instead of SimpleDate. (JCR .1 point)
• p. 74 in the three lines of text: ``...(evaluates to true), Java then executes that statements in the first statement list'' should be ``the'' instead of ``that''. (JCR .1 points)
• Missing parens after toString. (AS .1 points)
• Use of break after return violates the Java compiler's sensibilites. (SS .5 points)
• isInWinter vs. isWinter (ENO .1 points)

Lab J5

• p. 92, incorrect comment (ENO .1 points)
• Lots of minor typos. (SS .6 points)
• A few more ones (mostly caught, but enough ...) (OA .2 points)
• Signficicant coding problems. (OA .5 points)
• pp. 90-91 Inadvertent duplication of handling leap years. (CF .5 points)
• J5.1, step 5, refers to the wrong class. (SAR 0 points)
• J5.3, step 7, reworded for clarification. (SAR 0 points)
• J5.3, apparently missing a step (RH .1 points)

Lab J6: Arrays

• Many small errors (SS .3 points)
• Error in code on p. 107. (ENO .2 points)
• Formatting problem due to automatic formatting of Java code. (JR .1 points)
• Problem with format of input (JLF .5 points)

Lab G1: Graphics and Applets

• RGB in wrong order. (RH 0 points)
• Some bad links (JL .1 points)
• Minor typos (ENO .2 points)
• p. 192--Second Paragraph "What color's can you use?" color's->colors (JCR .1 points)
• p. 192--first paragraph under A CIRCLE APPLET Missing second half of ``All applets need contain is ...'' (JCR .1 points)
• p. 195--first paragraph under APPLET PARAMETERS "Anything you thing is appropriate." thing->think (JCR .1 points)

Lab G2: Java's AWT

• Wrote HelloWorld where I should have written HelloGUI (CC .2 points)
• Small typo (JR .1 points)

Lab O2: Inheritance

• A number of extra quotation marks. (SS .3 points)
• A minor typo (MN .1 points)
• Minor typos (SS .5 points)

Lab O3: Interfaces

• p. 245, ``keyword class is used instead of interface''. Reverse class and interface. (CC .1 points)

Lab X2: Vectors

• Minor typos (KAN .1 points)
• Minor typos (ENO .1 points)

Lab X3: Input, Output, and Exceptions

• Minor typos. (SS .4 points)

Lab A1: Recursion

• Used itfib rather than fibit. (JSP .1 points)
• Neglected to provide appropriate utility code. (JSP .2 points)
• Extra ``else''s. (EH .2 points)
• Used both resetCounter and resetSteps. (KAN .1 points)

Lab A2: Searching

• Signficiant bugs in IntSeq and SearchTester (ENO .5 points)