xcodebuild analyze

Using Wincachegrind to analyze the execution time and efficiency of PHP, you need to install the xdebug extension. If you do not understand xdebug, please first read the "PHP debugging tool Xdebug Installation and use" this article.Wincachegrind is the Profile Viewer program under Windows. The so-called profile, is the program or software to save the file information, here is the xdebug generated log file. Wincachegrind:http://sourceforge.net/projects

previous fill must be retained.(2) In client interaction. Back to Home button, because in the frequent click to open too many interfaces (such as viewing friends circle), back to the home page must be a back, all the client in order to optimize the user experience, will add a button to return to the first page (all closed before opening).These examples all involve the question of how to safely exit multiple activity ---.In fact. There are many ways to solve this problem, and each has its advant

You can help me analyze a server that is currently running nbsp; for data statistics. the previous run was still stable and there was no major problem. nbsp; however, I suddenly found out from yesterday, the apache process is full, and the mysql process is full. the whole server becomes very stuck. nbsp; my first thought may be the problem of Mysql. could you help me analyze it? At present, there is a s

Explain in detail how to use SQLyog to analyze MySQL databases and use SQLyog to analyze MySQL databases: SOLyog is easy to download, install, and use. I went to the relevant website to download it. it is only KB in size. Install two files (one executable file .exe and one dynamic link library file. dll) to the C: Program FilesSQLyog path. Then run the executable file. There is no need to access the websit

This article mainly introduces how python uses urlparse to analyze the domain name in the website. it involves the URL operation skills of Python using the urlparse module, for more information about how to use urlparse to analyze domain names in the website, see the example in this article. Share it with you for your reference. The details are as follows: Given the URL here, you can easily obtain domain

Use mysqlshowprofiles to analyze SQL performance bitsCN.com Mysql show profiles is added after 5.0.37 to analyze SQL performance. to use this function, make sure that the version is later than 5.0.37. Check my database version mysql> Select version (); + --------------------- + | version () | + --------------------- + | 5.0.82-community-nt | + --------------------- + 1 row in set (0.00 sec) version supports

Use mysqldumpslow and mysqlsla to analyze mysql slow query log mysqldump BitsCN.com Use mysqldumpslow and mysqlsla to analyze mysql slow query logsMySQL optimization is not a permanent task, but a constant battle. Among them, the analysis of slow query logs is an important method. I used to look at it manually. However, this is not a long-term plan. today I tried mysqldumpslow and mysqlsla, and I feel much

For the convenience of passengers, an airline intends to develop a booking system for air tickets. Travel agents to the booking of passenger information (name, gender, work unit, ID card number, travel time, travel destination, etc.) entered the system, the system for passengers to arrange flights, print out the receipt of tickets and bills, passengers on the day before the plane take off the ticket notice and bill Payment to collect tickets, the system proofing is printed out the ticket to pass

Using disassembly in the ARM platform to analyze C memory Distribution: arm: Use the arm-linux-objdump command to disassemble the Elf file after the compilation is completed. Then redirect to the Tmp.s file. The first step is the following C file. Vim tmp.c#includeUsing assembler to analyze the memory distribution of C code

: As with the read process, you need to convert the data you need to write to the corresponding page, copy the data from the application address space to the corresponding page, and mark the page state as dirty, call mark_page_accessed , If no synchronous write is specified, the write operation is returned. If the file is opened with O_sync specified, the system will write all the dirty pages involved in this write process back to the block device, the process is blocked. The synchronization of

, and the ACK isThe next expected order number, window is the size of the windows that receives the cache, and urgent indicates whether there is an emergency pointer in the packet.Options is the option.(4) Output information for UDP packetsThe general output information for UDP packets captured with Tcpdump is:Route.port1 > Ice.port2:udp lenthUDP is very simple, the above output line indicates a UDP packet sent from the PORT1 port of the host route to the hostICE's Port2 port, type is UDP, packe

index, so we make a link when we must carefully design the text description of the links, so that both in line with the location of the site without losing relevance, in order to win Google's trust. 5, more attention to the Web page meta tag description Most of the time Google shows the results of the search, it will display the description of the page, and occupy a heavier space. Technologies used by Google: PageRank technology: PageRank can make an objective evaluation of the importance

of the opponent, the intention of the continuation of their intentions, check their own in the article when the omission of the strategy, to check the leak fill, make up for their own web site deficiencies, spend more investment and energy to do better. Finally, the overall site of the collection of analysis. Site is the amount of the site is the weight of the embodiment of one of the ways to include more, to prove the quality of its article, the statistics include the approximate date we can

Analyze the influence of lastIndex on regular expression results, Preface Today, a problem occurs. When you use a regular expression to check the same string, true and false are returned alternately. In desperation, I flipped through the authoritative guide and found that the culprit was lastIndex. You can try it on the console let reg = /[\d]/g//undefinedreg.test(1)//truereg.test(1)//false LastIndex LastIndex is explained as follows in the authoritat

Analyze the ranking factors of long tail keywords in industry The same long tail keyword, ranking is obviously a difference, such as very simple "Guangzhou people Hospital where good" and so on, you will find that the same is included in this long tail keyword, but the ranking is different, then, what caused the difference in the rankings? Here, let's analyze it. First: Long tail keyword matching degree,

Help me analyze the errors. sortup is a form submission parameter, and topmoney is not in the database. 59 error 54 when running // processing the saved content 55 nbsp; 56 $ sortrank = AddDay ($ pubdate, $ sortup ); 57 $ topMoney = $ help me analyze errors Sortup is a form submission parameter, and topmoney does not exist in the database. when running, error 59 is displayed. 54 // process the saved conte

DVMAnyone familiar with Android knows that android applications can be developed in Java. However, the Android operating system only uses the Java language. The virtual machine that actually runs Java code is not a JVM, but a DVM (Dalvik virtual machine ). DVM does not comply with JVM specifications, mainly in the following aspects: The JVM is stack based, and the DVM is register based. JVM executes Java bytecode, and DVM has its own bytecode. JVM requires that Java code be compiled

One: tcpdump operation Flow1. The phone must have root privileges2. Download tcpdump http://www.strazzere.com/android/tcpdump3. adb push c:\wherever_you_put{color}tcpdump /data/local/tcpdump4. adb shell chmod 6755/data/local/tcpdump5, adb shell, su get root permission6, Cd/data/local7,./tcpdump-i Any-p-S 0-w/sdcard/capture.pcapCommand parameters:# '-I any ': Listen on any network interface# "-P": Disable promiscuous mode (doesn ' t work anyway)# "-S 0": Capture the entire packet# "-W": Write

file libreveal.plist, of course, can also be created on the computer after editing to copy to the iphone, the same way as the above copy framework.Libreveal.plist content as follows (here has been appstore for example), Bundles write to analyze the bundle of the app, you can make more than one line, just write "Bundles = ..." On the line:{ Filter = { Bundles = ("Com.apple.AppStore"); }; }About bundles, you can use the PP helpe

C/C ++ analyze and explain common problems Summarize the problems encountered in using C/C ++ and analyze them: 1. Run-Time Check Failure #2-Stack around the variable 'hex' was upted. Code: Char bin [64] = "\ x10 \ x5A \ xFF"; char hex [64] = {0}; Bin2Hex (hex, sizeof (hex), bin, 3 ); Dword winapi Bin2Hex (LPSTR pHex, DWORD dwBufLen, LPCSTR pBin, DWORD dwLen) {DWORD dwNowLen = 0; if (NULL = pHex | NUL