What does it mean to overwrite a MBR?
It means it's going to overwrite your current MBR and install a new 1. MBR stands for Master Boot Record, then answer to your question is no, it will not screw anything up - provided you install it correctly and make the necessary changes if you're dual booting. Check these: http://en.wikipedia.org/wiki/Master_boot_record https://help.ubuntu.com/community/Installation
How do you overwrite a CD-R?
CD-R are designed to be written to once. There are a few schemes to write more than once, but they aren’t as likely to work on all devices, especially CD music players.If you mean a CD-RW or CD-RW + or -, you use any of the writer programs to erase and prep the disc as an empty disc, then write to it as if it’s new. Microsoft, Apple, and Linux OS come with disc writer software pre installed. I can’t tell from your question what you are using, so I can’t be more specific.
What does overwrite mean in the context of primary voting?
If overwriting is being suggested by some voting on ballots for a school election, a college election, a community election, a state election, or a national election, the higher the punishment. Go to the election people and ask them about what action you should take. Then, it will be your choice. Good luck.
What does "override" mean in HTML?
Suppose you have an element which has a default function and by overriding that element means that you are forcing the element to perform another specified function than its default one.You can override any element. For example you have an html file and its CSS file. You can override the elements style written in css by providing an inline css in the html file at corresponding element.
Append vs Overwrite??
Overwriting a backup is erasing the entire thing and starting over. Appending is adding to an existing backup. If you were using a backup tape for example, an append job would start where the last job on the tape finished. An overwrite job would start at the beginning, erasing what is there. When your software asks you for overwrite and append periods, it wants you to state how much time must pass before it can append to or overwrite an existing backup. The overwrite period is more obvious - how long to you want to retain a backup before it can be overwritten? The append period is how much time must pass before you want to allow additions to the backup file. You can of course set these so that no time needs to pass. I have been running backups professionally for five years and both my append and overwrite periods are set to none. However, I automatically eject my tapes and change them manually everyday. If you're using backup files or other media that doesn't automatically remove itself, I wouldn't set the periods to none. You can see more information from Veritas' Backup Exec here:
What does "overwrite all media information" in windows media player?
Does the WM player retrives the official inforamtion (like Artist, Track number, Album name, Art pic..) or else is it something different than i'm thinking.
How do I overwrite the Linux commands?
What do you mean overwriting commands? I would continue assuming you mean substituting the meaning of one command with another, e.g. when writing “cp file destination” it would instead remove the file. I would also take the liberty of assuming you want such changes to be temporary only, for the fun of it, and not permanent, as overwriting system commands permanently is a pointless experience.So first, you would need to know how shell interpreter executes commands. One way is via the $PATH variable, in the order directories are listed there. To view where the binaries are:$ echo $PATH.to change it: $ set PATH=/home/blah/bin:$PATHthen you created a new directory: /home/blah/bin which contains your “overwritten” commands. E.g. what you would do then is: $cp /bin/rm /home/blah/bin/rmand there you have it - next time you try to copy a file, it will be deleted, instead of copied.That said, not all commands can be overwritten in such a fashion, there are also some provided by shell commands, for which you would have to do something different.E.g. $ alias cd=cp ; that way every time you invoke cd, cp will get executed instead.
What does prerequisite override for classes mean?
Typically, prerequisite override means there is a prerequisite class you must have first. Sometimes, you can talk to your adviser and they can approve you to take the class if even if you don't have the prereq. (like if you are taking it concurrently.) However, usually if there is a prereq, its there for a reason.
What is overwrite protection?
Overwrite protection prevents a file from being modified. Most files that are have overwrite protections are files required to run a program properly, usually .exe, .bat, and other files. Documents may be overwrite-protected as well. One way to do this is to right-click on the file name, then click on "Properties." On the "General" Tab, click on the "Read-Only" box, putting a checkmark in the box. This makes the file accessible, but you cannot modify it. If you make modifications (changes), you have to save it with a new file name. That does not prevent the file from being deleted, however. One way to prevent a file from being deleted is if you have more than one user on your computer, create separate user accounts, as well as an Administrator account, and decide what kind of access each user has to that file or files. You know already that can be done with programs, but you probably didn't know it could be done with individual files. I believe you can set it up so that the files placed on the hard drive are hidden from each user except the user who created it, or make it so that only the user who created the file is capable of modifying it.
How do I overwrite a local variable in memory?
Confusing usecase. If all you need is to have strlen() return a different value for some strings, just provide your own libc.Keep in mind that most library functions would not call strlen() since they use their own, "native" (*) "implementations" strlen().I could answer better if you could elaborate on what are you really trying to accomplish(*) say, strcpy() via while (*dst++ = *src++) does not invoke strlen() at all.Adding on. For this code:void foo(char *argv){ char buf[32]; int len = strlen(argv); if(len > 32) { len = 48; } for(int i = 0; i < len; ++i){ buf[i] = argv[i]; }}Assuming len is allocated right after buf, all you need to do is to pass a string of length more than 32. argv[32 .. 35] would then displace len and you're good to go.I may be totally off: never hacked any code and have only theoretical knowledge of stack frames and local variables alignment.