ccna study book

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20135302 Wei Quiet--book 4th study notes

the process is executing, so the color is definitely located in this queue whenis implemented in the expiration queue. The resulting effect not only grabs the process and puts it into the last of the priority queueand put it in an expired queue one by one this ensures that it will not be executed for a period of time. Because real-time processesDoes not expire, so it is an exception. They are moved only to the last face of their priority queue, which is not placed in the expiration queue. InIn

Online book Store Project study notes-030 Delete level two categories

books under a category3 * @paramCID4 * @return5 */6 Public intfindbookcountbycategory (String CID) {7 Try {8 returnbookdao.findbookcountbycategory (CID);9}Catch(SQLException e) {Ten Throw NewRuntimeException (e); One } A}4.dao Layer(1) Admincategorydao.java1 /**2 * Delete Category3 * @paramCID4 * @throwsSQLException5 */6 Public voidDelete (String CID)throwsSQLException {7String sql = "Delete from t_category wher

20135302 Wei Quiet--book 17th study notes

(struct kobject kobj, struct kobject target, char name); 3. Delete new properties Deleting an attribute is done through the function Sysfs_remove_ file (): void Sysfs_remove_file (struct kobject kobj, const struct attribute attr); Symbolic connections created by Sysfs_ creat_ link () can be removed by deleting: void Sysfs_remove_link (struct kobject kobj, char name); 4. SYSFS Convention This guarantees that only one value is exported per file. Organize your d

Online book Store Project study notes-017 Checkout, jump checkout page

Cartitem3 * @paramreq4 * @paramresp5 * @return6 * @throwsservletexception7 * @throwsIOException8 */9 PublicString Loadcartitems (httpservletrequest req, HttpServletResponse resp)Ten throwsservletexception, IOException { One //1. Get the Cartitemids parameter AString ids = Req.getparameter ("Cartitemids"); - DoubleTotal = double.parsedouble (Req.getparameter ("Total")); - //2. Get list thelistService.loadcartitems (IDS); -

"Linux kernel design and Implementation" book fourth chapter study Summary

_ Get _ priority _ Max () returns the maximum and minimum precedence for a given scheduling policy 2. System calls related to processor bindings Linux Scheduler provides mandatory processor binding mechanism In a CPUs _ allowed bitmask in a task _ struct Sched_setaffinity () sets a bitmask of different combinations of one or several bits Sched _ Getaffinity () returns the current cpus_ allowed bit mask 3. Discard Processor TimeSched_yield () lets the process expli

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