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What is the JavaScript equivalent of var_dump or print_r in PHP? [duplicate]
...ort of debugging.
console.log(myvar);
Then you will get a nicely mapped out interface of the object/whatever in the console.
Check out the console documentation for more details.
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How to break out of nested loops?
...nt, it will only break inner loop and I need to use some flag to break the outer loop. But if there are many nested loops, the code will not look good.
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what is the basic difference between stack and queue?
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Stack is a LIFO (last in first out) data structure. The associated link to wikipedia contains detailed description and examples.
Queue is a FIFO (first in first out) data structure. The associated link to wikipedia contains detailed description and exampl...
How do I save a String to a text file using Java?
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If you're simply outputting text, rather than any binary data, the following will work:
PrintWriter out = new PrintWriter("filename.txt");
Then, write your String to it, just like you would to any output stream:
out.println(text);
You'l...
Bytes of a string in Java
...inal String string = "Hello World";
// Check length, in characters
System.out.println(string.length()); // prints "11"
// Check encoded sizes
final byte[] utf8Bytes = string.getBytes("UTF-8");
System.out.println(utf8Bytes.length); // prints "11"
final byte[] utf16Bytes= string.getBytes("UTF-16");...
How to compare dates in Java? [duplicate]
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@BasilBourque yes, correct, hence the remarks about Joda and java.time for Java 8, which is now the standard version (contrary to the time I wrote this answer). Feel free to edit this answer and add more recent example code, of course! ;) (EDIT: ah, I see you yourself alre...
How do I install Python OpenCV through Conda?
...tall OpenCV for Python through Anaconda , but I can't seem to figure this out.
41 Answers
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How to measure code coverage in Golang?
...p
Ivan Black mentions in the comments:
go test -coverprofile cover.out and then
go tool cover -html=cover.out opens cover.out in your default browser
I don't even want to wait for the browser to open, so I defined this alias:
alias gc=grep -v -e " 1$" cover.out
That I just type gc, an...
Timing a command's execution in PowerShell
... }
Note that one minor downside of Measure-Command is that you see no stdout output.
[Update, thanks to @JasonMArcher] You can fix that by piping the command output to some commandlet that writes to the host, e.g. Out-Default so it becomes:
Measure-Command { .\do_something.ps1 | Out-Default }
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Print a file's last modified date in Bash
I can't seem to find how to print out the date of a file. I'm so far able to print out all the files in a directory, but I need to print out the dates with it.
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