Tags: trace requires ptrace debug proc workaround sudo span click1. Description of the problem
With Qtcreater set up a pure C + + project, but in F5 debugging, unexpectedly prompted Ptrace not allow the operation, modify the project configuration for debug also no matter, after online search, originally also need to modify the system Ptrace configuration.
2. Workaround
A temporary solution
$ sudo echo 0 >/proc/sys/kernel/yama/ptrace_scope
This way, but after
Usage of mysqlloaddatainfile (importing 40 W data to mysql in 3-5 seconds) bitsCN.com
If you want to import Chinese data, the utf8 character set in mysql will save the UTF-8 character set for the xxx.txt file you want to import. the command load data infile "d: /Websites/Sxxxx/test1.txt "ignore into table 'names' fields terminated by ', 'enabledby '"';
I don't know if the keyword replace is used, it will be
After timer. Stop, timer. currentcount is not reset. After timer. Reset, currentcount is reset.
Package game. mananger {import flash. events. timerevent; import flash. utils. dictionary; import flash. utils. timer;/*** provides a timer that runs at intervals of 1 second, and
60 Seconds Verification Code Countdown JS codeJS Style CodeDocument.body.style.backgroundcolor= #ff0000; The style code in//JS does not allow "-" connectors, "-" after the first letter to uppercase, "-" omitted not written.Document.body.style.fontsize= "14px";//Note the difference between the JS style code and the CSS style code.Random movement of blocks up or down (timer)BoxHow to get elements in JSvar Obj
Similar to the site snapping demand, there will be a time countdown display (days, hours, minutes, seconds)To get the final time compared to the current time, calculate the difference and execute it in seconds with the timerImplementation code:$ (document). Ready (function () {run (enddate);});//Timerfunction Run (enddate) {//if EndDate is the date type passed in in the background, this translates directly
I. BASIC OBJECTIVESDesign a countdown timer in JavaScript, and once the time is done, the button becomes non-clickable.Specific effects such as, in order to illustrate the problem, the tune to every 50 milliseconds, that is, every 0.05 jumps a table,When really used, put window.onload=function () {...} In the SetInterval ("Clock.move ()", 50), and from 50 to 1000.Before the time runs out, the button can still be clicked.After the time runs out, the bu
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.