Recently, when helping colleagues solve the swoole server problem, it was found that 1 worker processes have been in the R state and the CPU time is very high. The initial assertion is that there is a dead loop in the PHP code.Here's a piece of code to show how to solve the PHP dead loop problem.#dead_loop. php$Array=Array ();for ($i=0; $i10000; $i++){$Array[]= $
Com.horn.util.PollMessageThread.run (Pollmessagethread.java:)
Locked ownable Synchronizers:
-None
So open T Com.horn.util.MyEncrypt.encode (myencrypt.java:17)After analyzing the code, the problem is found.The problem code is:[Java]View Plaincopy
Random number of 100-999
int random = (int) (Math.random () * 1000);
while (Random ) {
Random = random * 10;
}
So it's okay
Python implements multithreading dead-loop concurrent SMS bombing, 100% Pack teaching Society
First look at the picture below, to their mobile phone number issued by the verification code, because it is a multithreaded dead loop sent, only a simple screenshot, code in Python, using the technology has: multithreading, c
It is often time-consuming to use windows to display blue screens, and often reinstall the system due to unclear sources of errors. Some windows Dead-end passwords are collected below for your reference.
Data value description
0 0x0000 finished.
1 0x0001 incorrect function.
2 0x0002 the system cannot find the specified file.
3 0x0003 the system cannot find the specified path.
4 0x0004 the system cannot open
Plus today read the "Dream Break Code" the first 4 chapters, learn a lot, probably know what "dream Broken Code" is about? In fact, the Chandler software project development process occurred in some of the problem events, a more detailed introduction of software development encountered problems, how to solve, and so on, from which I feel the software is not easy, as the book said, "read this book will cover
10. cache ??? DialogThe dialog displayed in window. showmodaldialog is Refresh. With the cache mechanism added, the modified front-end code will not be updated even if it is updated,Coding is troublesome. When you use it, you feel that it has no major impact, unless it is used in special cases.Therefore, it is said that adding __ = new date () to the URL can solve the problem.
11. Focus () blur ()Be careful when writing
Iis6.0 Log File Analysis code _ 3 the thread reads files to the database (tested), but lacks the ability to store log files in batch. defines an array. list of stored files. read files to the database in order. reviewed thread operations. array Control. key technologies such as file access and database operations.
// Processing logic for batch log files:// Method 1: Single-threaded single-file processing//
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