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How to use the toString method in Java?
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From the Object.toString docs:
Returns a string representation of the
object. In general, the toString
method returns a string that
"textually represents" this object.
The result should be a concise but
informative representation that i...
Check whether number is even or odd
...se the modulus operator, but that can be slow. If it's an integer, you can do:
if ( (x & 1) == 0 ) { even... } else { odd... }
This is because the low bit will always be set on an odd number.
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Windows batch file file download from a URL
I am trying to download a file from a website (ex. http://www.example.com/package.zip ) using a Windows batch file. I am getting an error code when I write the function below:
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Delete Local Folder in TFS
... within that project there is a folder which I have finished working on. I don't want that folder anymore so I'd like to delete my local copy. The problem is that TFS wants to mirror the change and delete the folder from source control, I don't want to remove it from TFS.
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How to pass the password to su/sudo/ssh without overriding the TTY?
I'm writing a C Shell program that will be doing su or sudo or ssh . They all want their passwords in console input (the TTY) rather than stdin or the command line.
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When should you use a class vs a struct in C++?
...swered Sep 10 '08 at 16:35
Commodore JaegerCommodore Jaeger
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When to use thread pool in C#? [closed]
... of logical tasks that require constant processing and you want that to be done in parallel use the pool+scheduler.
If you need to make your IO related tasks concurrently such as downloading stuff from remote servers or disk access, but need to do this say once every few minutes, then make your own...
Using git commit -a with vim
...with :q while in the normal mode.
You can combine both these actions and do Esc:wqEnter to save the commit and quit vim.
As an alternate to the above, you can also press ZZ while in the normal mode, which will save the file and exit vim. This is also easier for some people as it's the same key pr...
Split data frame string column into multiple columns
... @user3841581 - old query of yours I know, but this is covered in the documentation - str_split_fixed("aaa...bbb", fixed("..."), 2) works fine with fixed() to "Match a fixed string" in the pattern= argument. . means 'any character' in regex.
– thelatemail
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Function of Project > Clean in Eclipse
What does Eclipse's Project → Clean... tool actually do?
4 Answers
4
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