安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- c - What is the difference between ++i and i++? - Stack Overflow
In C, what is the difference between using ++i and i++, and which should be used in the incrementation block of a for loop?
- What is the difference between i++ ++i in a for loop?
The way for loop is processed is as follows 1 First, initialization is performed (i=0) 2 the check is performed (i < n) 3 the code in the loop is executed 4 the value is incremented 5 Repeat steps 2 - 4 This is the reason why, there is no difference between i++ and ++i in the for loop which has been used
- Is there a performance difference between i++ and ++i in C?
Even though the performance difference is negligible, and optimized out in many cases - please take note that it's still good practice to use ++i instead of i++ There's absolutely no reason not to, and if your software ever passes through a toolchain that doesn't optimize it out your software will be more efficient Considering it is just as easy to type ++i as it is to type i++, there is
- How do I squash my last N commits together? - Stack Overflow
git reset --soft HEAD~3 git commit --edit -m"$(git log --format=%B --reverse HEAD HEAD@{1})" Both of those methods squash the last three commits into a single new commit in the same way The soft reset just re-points HEAD to the last commit that you do not want to squash Neither the index nor the working tree are touched by the soft reset, leaving the index in the desired state for your
- Whats the difference between lt;b gt; and lt;strong gt;, lt;i gt; and lt;em gt;?
They have the same effect on normal web browser rendering engines, but there is a fundamental difference between them As the author writes in a discussion list post: Think of three different situations: web browsers blind people mobile phones "Bold" is a style - when you say "bold a word", people basically know that it means to add more, let's say "ink", around the letters until they stand
- operators - javascript i++ vs ++i - Stack Overflow
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
- c++ - ++i or i++ in for loops ?? - Stack Overflow
Possible Duplicate: Is there a performance difference between i++ and ++i in C++? Is there a reason some programmers write ++i in a normal for loop instead of writing i++?
- ruby - What do `?i` and `?-i` in regex mean? - Stack Overflow
Taken directly from ruby docs The end delimiter for a regexp can be followed by one or more single-letter options which control how the pattern can match pat i - Ignore case pat m - Treat a newline as a character matched by pat x - Ignore whitespace and comments in the pattern pat o -> Perform # {} interpolation only once i, m, and x can also be applied on the subexpression level with
|
|
|