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Diffstat (limited to 'documentation/content/en/books/developers-handbook/x86/_index.adoc')
| -rw-r--r-- | documentation/content/en/books/developers-handbook/x86/_index.adoc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/documentation/content/en/books/developers-handbook/x86/_index.adoc b/documentation/content/en/books/developers-handbook/x86/_index.adoc index de7cd9e992..b0ca446359 100644 --- a/documentation/content/en/books/developers-handbook/x86/_index.adoc +++ b/documentation/content/en/books/developers-handbook/x86/_index.adoc @@ -171,7 +171,7 @@ open: int 80h .... -This convention has a great disadvantage over the UNIX(R) way, at least as far as assembly language programming is concerned: +This convention has a great disadvantage over the UNIX(R) way, at least as far as assembly language programming is concerned: Every time you make a kernel call you must `push` the registers, then `pop` them later. This makes your code bulkier and slower. Nevertheless, FreeBSD gives you a choice. @@ -2789,7 +2789,7 @@ Plus, this value is for the daylight only: Other types of light will require a d ==== The F-Number The f-number is a very useful measure of how much light reaches the film. -A light meter can determine that, for example, to expose a film of specific sensitivity with f5.6 mkay require the exposure to last 1/1000 sec. +A light meter can determine that, for example, to expose a film of specific sensitivity with f/5.6 may require the exposure to last 1/1000 sec. It does not matter whether it is a 35-mm camera, or a 6x9cm camera, etc. As long as we know the f-number, we can determine the proper exposure. |