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Is Java “pass-by-reference” or “pass-by-value”?
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Java is always pass-by-value.
Unfortunately, we never handle an object at all, instead juggling object-handles called references (which are passed by value of course). The chosen terminology and semantics easily confuse many beginners.
It goes like this:
public static void main(...
Linq order by boolean
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Just wanted to do this and it seems like something with no implicit ordering. I did the following to be more explicit:
Something.OrderBy(e=>e.SomeFlag ? 0 : 1)
to sort something true to false.
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Why is my program slow when looping over exactly 8192 elements?
...rom the program in question. The matrix img[][] has the size SIZE×SIZE, and is initialized at:
2 Answers
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Paging with Oracle
... as familiar with Oracle as I would like to be. I have some 250k records, and I want to display them 100 per page. Currently I have one stored procedure which retrieves all quarter of a million records to a dataset using a data adapter, and dataset, and the dataadapter.Fill(dataset) method on the ...
Break when exception is thrown
...l Studio has an option to break automatically into the debugger when an unhandled exception is thrown, does Eclipse have similar functionality?
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Get class list for element with jQuery
...me.split(/\s+/); to get you an array of class names.
Then you can iterate and find the one you want.
var classList = document.getElementById('divId').className.split(/\s+/);
for (var i = 0; i < classList.length; i++) {
if (classList[i] === 'someClass') {
//do something
}
}
jQu...
How many classes should I put in one file? [closed]
...can have one public class per file. Python doesn't have this restriction, and I'm wondering what's the best practice for organizing classes.
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How to delete a remote tag?
... 1.8.0):
git push --delete origin tagname
Note that git has tag namespace and branch namespace so you may use the same name for a branch and for a tag. If you want to make sure that you cannot accidentally remove the branch instead of the tag, you can specify full ref which will never delete a bran...
Should a .sln be committed to source control?
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I think it's clear from the other answers that solution files are useful and should be committed, even if they're not used for official builds. They're handy to have for anyone using Visual Studio features like Go To Definition/Declaration.
By default, they don't contain absolute paths or any oth...
How to clean node_modules folder of packages that are not in package.json?
...o be installed. After a while I see that I don't need some specific module and remove its dependency from package.json . Then I remove some other modules from package.json because they are not needed anymore and others are replaced with alternatives.
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