loops – ThrowExceptions

android – methods in foreach and for loops in java-ThrowExceptions

Published by bear on May 16, 2020

Exception or error: My question is regarding optimization in java using the Android compiler. Will map.values() in the following be called every iteration, or will the Android compiler optimize it out. LinkedHashMap<String, Object> map; for (Object object : map.values()) { //do something with object } Likewise here is another example. will aList.size() be called every …

How can I find out how many times a foreach construct loops in PHP, without using a "counter" variable?-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: If I have a foreach construct, like this one: foreach ($items as $item) { echo $item . “<br />”; } I know I can keep track of how many times the construct loops by using a counter variable, like this: $counter = 0; $foreach ($items as $item) { echo $item.’ is item …

loops – php Algorithm to print a aa aaa ab aab till zzz-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: Hi i need To print from a to zzz upto 3 letters , for example my output should be A B . . . Z AA AB . . AZ BA BB . . . ZZ AAA AAB . . . . ZZZ I was trying hard for past 5 hours , …

html – WHILE loops can't be used twice? PHP-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: I am new to PHP , I hope someone can help me. I have a table which contains “id” , “img” , “link” and “desc” in mysql database . I want it to echo all out into something like this : <div id=”featured”> <a target=’_blank’ href=’link’><img src=’image link1′ title=’description’/></a> <a target=’_blank’ href=’link’><img …

micro optimization – Java – Declaring variables in for loops-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: Is declaring a variable inside of a loop poor practice? It would seem to me that doing so, as seen in the first code block below, would use ten times the memory as the second… due to creating a new string in each iteration of the loop. Is this correct? for (int …

Identify loops in java byte code-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: I am trying to instrument java byte code. I want to recognize the entry and exit of a java loop, but I have found the identification of loops to be quite challenging. I have spent a good few hours looking at ASM and open source de-compilers (whom I thought must solve this …

Replace two nested for loops with java 8 API-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: I have the following snippet and I wonder if and how it is possible to replace it with Streams/Java 8 API for (State state : states) { for (City city : cities) { if (state.containsPoint(city.getLocation())) { System.out.printf(“%30s is part of %-30s\n”, city.getName(), state.getName()); } } } How to solve: Will be something …

php – What is the best method for creating your own WordPress loops?-ThrowExceptions

Published by bear on May 14, 2020

Exception or error: There seem to be three main ways to output content from WordPress using its built-in functions, with WP_Query being the recommended one: WP_Query query_posts get_posts What are the differences between them? (I understand that WP_Query is the class, and the other two are methods). What is the cleanest way to have multiple …

java – Refactoring away labeled loops-ThrowExceptions

Published by bear on May 13, 2020

Exception or error: After I was convinced that labeled breaks/continues are a total “nono” over here, I need help to remove the label out of my code. I have a square matrix and a vector that has the same length. The vector has already some values in it an depending on the values in the …

java – Break in nested for loops-ThrowExceptions

Published by bear on May 13, 2020

Exception or error: This question already has answers here: Closed 7 years ago. Possible Duplicate: How to Break from main/outer loop in a double/nested loop? I have the following situation: for(int i = 0; i < schiffe.length-1; i++){ if(schiffe[i].schaden){ schlepper.fliege(schiffe[i].x, schiffe[i].y, schiffe[i].z); schlepper.wirdAbgeschleppt = schiffe[i]; for(int k = 0; k < stationen.length-1; k++){ if(stationen[k].reparatur == …