performance profiling

= Getlinebounds (i, R);Canvas.drawline (r.left, Baseline + 1, r.right, Baseline + 1, paint);}Super.ondraw (canvas);}}The main task is to overload the OnDraw method, take advantage of the Getlinecount function inherited from the TextView to get the number of lines that the text occupies, and getlinebounds to get the datum height value of a particular row, and the second parameter of the function returns the "outer wrapper" value of this line. These values are then used to draw the lines of this

Global constructs and destructors:Template inline void _destroy (char*, char*) {}inline void _destroy (int*, int*) {}inline void _destroy (long*, long*) {}inline void _ Destroy (float*, float*) {}inline void _destroy (double*, double*) {} #ifdef __stl_has_wchar_tinline void _destroy (wchar_t *, wchar_t*) {}To globally replicate and populate bulk data functions:Files: Stl_uninitialized.h Analyze one of the many functions: the Uninitialized_copy function. There are three versions of this function:

Find the development and debugging tools. this post is based on the runtime profiling tool. lasthope is last edited on 2015-03-2412: 43: 03. a lot of include, require, nbsp; nbsp; is there a debugging tool like this? This post was last edited by lasthope on 12:43:03A web page is often nested with many include, require. Is there a debugging tool like this? when I run a PHP page, it sends all the executed code to my log, such Line X of A. php, source

...] Runs the main method of class with the specified arguments. The storm jars and Configs in ~/.storm is put on the classpath. The process is configured so Stormsubmitter (Http://nathanmarz.github.com/storm/doc/backtype/storm/StormSubmitte r.html) would upload the jar at Topology-jar-path when the topology is submitted. """Exec_storm_class (Klass, Jvmtype="-client", Extrajars=[jarfile, Conf_dir, Storm_dir +"/bin"], args=args, jvmopts=["-dstorm.jar="+Jarfile]) defExec_storm_class (K

Original article: Http://www.infoq.com/cn/news/2011/08/jprofiler7 J-Technologies Co., Ltd. released jprofiler 7.0 some time ago. Jprofiler is a Java SE/EE profiling tool that features CPU analysis, memory analysis, thread analysis, and Vm telemetry. New Features of version 7.0 include: Analyze the built-in probes for JDBC, JMS, JNDI, Servlet, files, sockets, and processes. You can use the API to customize the probe, or directly configure it in the

Implementation of tabhost through ViewPager + Fragment for android project profiling In the project, you need to use the navigation bar on the end bar. sliding or clicking it will switch to the view above, This effect is implemented using Viewpager + Fragmen, which is a mainstream solution. If you do not know much about fragment before joining us, you can first read Fragment of android (Official Website documentation translation) The entire file is

handle the Click Event of a log. This is done by reloading the onlistitemclick method,@ Override Protected void onlistitemclick (listview L, view V, int position, long ID ){ Uri uri = contenturis. withappendedid (getintent (). getdata (), ID ); String action = getintent (). getaction (); If (intent. action_pick.equals (Action) | intent. action_get_content.equals (Action )){ // The caller is waiting for us to return a note selected // The user. The have clicked on one, so return it now. Setresu

for a few daysBooting the kernel moduleThe kernel modules are loaded in detail according to the files under the/etc/modules.conf file or the/ETC/MODULES.D folder.Executing scripts at different execution levelsDepending on the level of execution, the system executes the corresponding script in RC0.D to RC6.D, completing the corresponding initialization and initiating the corresponding service.Executive/etc/rc.d/rc.localYou assume that you have opened this file with a word in it, and after readin

problem is very easy. Which is the 32-bit assembly on the 64-bit machine running to solve the problemAt the beginning of the corresponding assembly code, add a. code32OkSame. Will encounterHead.s:105:warning:using '%ebx ' instead of '%bx ' due to ' l ' suffixThis will change the corresponding BX register to ebx OKHead.s:248:error: '%al ' not allowed with ' MOVL 'Head.s:257:error: '%al ' not allowed with ' MOVL 'This changes the MOVL to MOVB. This should be a mistake. Rather than a platform diff

and Helloword will print several times? 8 times int Main () { Fork ()// produces two process branches Fork ()///Two processes generated in front of each will produce two processes, four processes fork (),//4 processes generated in the preceding process will produce two processes, a total of eight processes print (" Helloworld! "); /Eight processes so print eight times return 0;}To have the parent process generate 10 processes, enter how many processes to generate, and how many laps eac

structure, and the following function uses FD to find the corresponding file structurefile = Fget_light (fd, fput_needed); Find the corresponding file structure--------------------------------------------------------------loff_t pos = file_pos_read (file); Read FoPs, file pointer position-------------------------------------------------------------- ret = vfs_read (file, buf, Count, pos); Call Vfs_read The most useful are:if (file->f_op->read)ret = file->f_op->read (file, buf, Count, POS); Find

In the previous article, I resolved the exception handling in the service invocation process and the shutdown of the service proxy by using delegate method. Readers of WCF Technical Profiling (Volume 1) should know that in chapter 7th I solved similar problems through an AOP approach, and now we're going to discuss the solution. What will happen if the service agent cannot be closed in time? , we know the importance of closing the service agent in ti

Spring MVC source in-depth profiling execution process Spring MVC is now the most popular MVC framework, and many people say it is an excellent framework. In essence, because spring MVC joins annotations, annotations make spring MVC qualitative, which makes development efficiency soar. And it is a small part of spring itself, so let's not like Struts2, need plug-in support. In other words, they are seamlessly connected. But no matter how good the fra

of all given fields 10 Hmset key field1 value1 [Field2 value2]: Set multiple field-value (domain-value) pairs to the hash table key at the same time. 11 Hset key field value: Sets the values of field fields in the hash table key to value. 12 Hsetnx key field value: Sets the values of the hash table field only if the fields field does not exist. 13 Hvals key: Gets all the values in the hash table 14 HSCAN key cursor

Generated codeTestConcoleApp.Program.test ()Push ESIPush EAXmov DWORD ptr [ESP],ECXCMP DWORD ptr ds:[0ab2dd8h],0Je 00d0010b (jump to XOR Esi,esi here)Call mscorwks! CORLAUNCHAPPLICATION+0X108B4 (7a08e179)XOR Esi,esiNopMOV esi,43hMOVZX Ecx,siCall mscorlib_ni+0x2f8b9c (793b8b9c) (System.Console.WriteLine (Char), mdtoken:06000759)NopMOV ecx,43hCall mscorlib_ni+0x2f8b9c (793b8b9c) (System.Console.WriteLine (Char), mdtoken:06000759)NopMOV esi,1Pop ecxPop esiRetHere, movzx ecx,si This instruction cor

{color:blue}The text in this form will also turn blue.In CSS, inheritance is a very natural behavior, and we don't even have to consider whether we can do it, but inheritance has its limitations.First, some properties are not inherited. There is no reason for this, just because it is set up, as is the standard. For example: Border attribute, we all understand that the function of the border property is to set the border of the element, it has no inheritance. If you inherit the border property, t

Profiling SSTI in Flask/Jinja2 AnalysisPart 1 If you have never heard of a server template injection (SSTI) attack, or do not know much about it, you are advised to read this article written by James Kettle before continuing to read this article. As a security practitioner, we are helping enterprises make risk-based decisions. Because risks are the product of influences and attributes, we cannot calculate the corresponding risk values correctly withou

key value in the tree, header-> right 1.4. Set \ Multiset Both set and Multiset use RB-tree as the underlying data structure, and both use RB-tree related interface functions to implement their own functions. In addition, the two have the automatic sorting function ..The key value and real value are the same. The only difference between the two is that the operation of the Set element inserts uses the underlying mechanism RB-tree insert_unique (), while the latter uses insert_equal (). 1.5 map

. setdragenabled (true) # Set to accept drag and drop Lineedit. setmaxlength (5) # set the maximum length Lineedit. selectall () # select all Lineedit. setfocus () # Get focus Lineedit. setinputmask ("dx") # You must enter two characters to modify the input box. Punctuationre = qregexp (R "[,;:.]") # obtain a Regexp object. The following verification is available: Lineedit. setvalidator (qregexpvalidator (qregexp (R "[0-9] +"), Self) # set verification to verify user input Lineedit. emit

Profiling oerr commands in Oracle The commands in Oralce are very rich. The oerr command is a good auxiliary tool. Many error codes that do not seem to have an eyebrow purpose can help DBAs quickly identify the cause of the problem, we don't need to remember the ORA errors at all, unless they are completely inseparable from your work. Most of the commands are in binary format. For example, sqlplus is a shell script, and the implementation principle is