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Why is using the JavaScript eval function a bad idea?
...st use whatever developer tool to change the JavaScript in the client, why do you say Eval() opens up your code to injection attacks? Isn't already opened? (I'm talking about client JavaScript of course)
– Eduardo Molteni
Oct 24 '12 at 1:52
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START_STICKY and START_NOT_STICKY
...e Hackborn explained the background of this a lot better than the official documentation.
Source: http://android-developers.blogspot.com.au/2010/02/service-api-changes-starting-with.html
The key part here is a new result code returned by the function,
telling the system what it should do with the s...
How to change an Eclipse default project into a Java project
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@Ricky It can be done via the UI in certain versions, with certain plugins.
– Chris Marasti-Georg
Apr 9 '13 at 13:45
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Composer killed while updating
...rder to get composer update to work in some situations.
However, if you're doing this on a live server, you shouldn't be using composer update at all. What you should instead do is:
Run composer update in a local environment (such as directly on your physical laptop/desktop, or a docker container/V...
How to initialize a private static const map in C++?
...I add cout << A::myMap[1]; into main(). It gives an error. The error doesn't occur if I remove the const qualifiers, so I guess map's operator[] can't handle a const map, at least, not in the g++ implementation of the C++ library.
– Craig McQueen
Oct 31 '...
How to use the “number_to_currency” helper method in the model rather than view?
I would like to use to_dollar method in my model like this:
11 Answers
11
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Behaviour of increment and decrement operators in Python
...perator can be applied on a variable (like ++count ). It compiles, but it does not actually change the value of the variable!
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int a[] = {1,2,}; Weird comma allowed. Any particular reason?
...you just have to add a line. Likewise if you want to remove a line you can do so without worrying about whether it's the last line or not, and you can reorder lines without fiddling about with commas. Basically it means there's a uniformity in how you treat the lines.
Now think about generating cod...
Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...o SELECT every column in a table,..." -- in that case, * vs col1, .., coln doesn't matter (but it DOES for programmer time, since * is shorter!).
– Matt Rogish
Sep 15 '08 at 19:23
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c++11 Return value optimization or move? [duplicate]
I don't understand when I should use std::move and when I should let the compiler optimize... for example:
4 Answers
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