Reprint please indicate the source, this article from Android Rookie: http://blog.csdn.net/android_cai_niao/article/details/43941803 qq:2717521606Have not been very concerned about five risks a gold, looking for work time also did not care about this, now seems a bit of a clue, finishing as follows:Looking for a job to talk about wages can not just ask the salary is how much, five risks a gold is also need to care about the need to ask, related to the money a lot! So what should I ask? Ask the b
;setprivate ();// Set the maximum age for private or shared age$response->setmaxage (600); $response->setsharedmaxage (+/); Set a custom cache-control directive $response->headers->addcachecontroldirective (' Must-revalidate ', true);
Public vs Private Response
Both the gateway cache and the proxy cache are considered "shared" caches because the content they cache is shared by multiple users. If a particular user's reply was mistakenly stored in the s
Import RRDtoolImport timeCUR_TIME=STR (int (time.time ()))Rrd=rrdtool.create (' flow.rrd ', '--step ', ' a ', '--start ', Cur_time, #Flow. RRD filename,--step indicates how often the data is written, Start indicates the start time of the first record' Ds:eth0_in:counter:600:0:u ', #DS定义数据源, the network card eth0 into the traffic, COUNTER represents the increment (DST definition data type), followed by 600 s
Hide method of hidden elements in jqueryTo make the elements on the page invisible, you can generally set the display of the CSS to the None property. But through the direct modification of CSS is static layout, if the code is executed, usually through the JS control element of the Style property, here jquery provides a quick way. Hide () to achieve this effect$elem. Hide ()Provide parameters:. Hide (Options)When you provide a parameter to the Hide method,. Hide () becomes an animated method: Th
machines that have been mount on the native NFS directory.#-e: Displays the directory that is export from the specified NFS server.
Mkdir-p/home/nfs/publicMOUNT-T NFS 192.168.0.1:/home/public/home/nfs/public//mount a shared directory on the server side to a local path
For example:
SHOWMOUNT-E 172.16.81.219Export list for localhost:/tmp */home/public (Everyone)/home/test 172.16.81.220
Mount/var/nfs directory (local mount point is/mnt/nfs)Mount-t NFS 172.16.81.219:/var/nfs/mnt/nfsAfter succes
currently being analyzed ..The customer wants a general result today, time is urgent.Customers they understand the habit of small y, and then emergency, will first take time to smoke a cigarette ...Little Y and the customer after a greeting, then went downstairs to smoke.5A serious science, please.Take advantage of the gap of smoking, small y wisp a bit of thought.Perhaps some students are confused about some of the above terms, what is call stack, what is ora-
Code:
$cacheMethod = phpexcel_cachedobjectstoragefactory:: cache_to_phptemp;
$cacheSettings = Array (' memorycachesize ' => ' 8MB ');
Phpexcel_settings::setcachestoragemethod ($cacheMethod, $cacheSettings);
PHPExcel1.7.6 Official document wrote
The Php://temp file is automatically deleted when your script terminates.
The Php://temp file is automatically deleted at the end of the script.
===========================================================
PHP Code:
PHPEXCEL_CACHEDOBJECTSTORAGEFA
Database version and Platform information
The database version is 10.2.0.1 and is above the 32-bit win 2003 SP2ORACLE v10.2.0.1.0-production vsnsta=0Vsnsql=14 vsnxtr=3Oracle Database 10g Enterprise Edition Release 10.2.0.1.0-productionWith the partitioning, OLAP and Data Mining optionsWindows Server 2003 Version V5.2 Service Pack 2Cpu:2-type 586, 1 physical coresProcess affinity:0x00000000Memory (avail/total): ph:2608m/3990m, ph+pgf:4511m/5871m, va:1242m/2047mInstance NAME:ORCLDatabase reports
');Phpexcel_settings::setcachestoragemethod ($cacheMethod, $cacheSettings);PHPExcel1.7.6 Official Document writesThe Php://temp file is automatically deleted when your script terminates.The Php://temp file is automatically deleted at the end of the script.===========================================================PHP Code:PHPEXCEL_CACHEDOBJECTSTORAGEFACTORY::CACHE_TO_APC;PHPExcle1.7.6 Official Document writesWhen using CACHE_TO_APC, cell objects is maintained in APC with only a index maintained
have to install the compilation of GCC and so on; B, configuration file
Rsync mainly has the following three profile rsyncd.conf (primary configuration file), rsyncd.secrets (password file), RSYNCD.MOTD (RYSNC server information)
Server configuration file (/etc/rsyncd.conf), the file does not exist by default, create it.
The specific steps are as follows:
#touch/etc/rsyncd.conf #创建rsyncd. conf, this is the configuration file for the rsync server.#touch/etc/rsyncd.secrets #创建rsyncd. Secrets,
The main data were three kinds of preprocessing:
1. Interval Scaling
reading data, data processing, storing data
Import pandas as PD
import NumPy as NP from
Sklearn import preprocessing
import matplotlib.pyplot as PLT
p lt.rcparams[' Font.sans-serif '] =[' Simhei '] #用来正常显示中文标签
plt.rcparams[' Axes.unicode_minus '] =false #用来正常显示负号
filename = ' Hits persecond_t20m_130.csv '
data_f = pd.read_csv (filename) #二维dataframe格式
#print (data_f)
Plt.plot (data_f[200:
begin estimating the execution time of this step of SQL: The query starts with a hit (username, city) index, which scans for eligible index slices, which in total access 10,000,000 * 0.05% * 12% = 600 data, including 1 random accesses and 599 sequential accesses, because the columns in the index do not Can meet the needs of the query, so for each index row will produce a random table access, to get the remaining column age information: A total of
In order to understand how the user agent determines the weight of the font deformation, we have to start with the keywords 100 to 900, and then we'll see how it inherits.
Font-weight allowable Value Normal | Bold | Bolder | Lighter | l00 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900
These numeric keywords are used to define a mapping relationship with the font's associated characteristics, that is, the weight of the font is divided into nine level
# list of prohibited files = false # ip addresses that are allowed to access the service # hosts allow = 192.168.1.200 # ip addresses that are not allowed to access the service # hosts d Eny = 0.0.0.0/32 # authenticated user name, which must exist in the system, but the password must be configured in secrets file, not the system password. Auth users = root # authenticate the User Password file and configure the password secrets file for auth users =/etc/backserver. pas
2.The rsync password file
When there is a theft incident in the community, do you always worry about the theft of your home on the subway at work, in front of your computer at work station, during a late night gathering, or when you are traveling?Now let's talk about how to DIY an Arduino-based home anti-leech!Before DIY, design the DIY process first! In order to express myself in a concise way, I can paste my own picture! In my opinion, the original intention of DIY is to use the simplest method to effectively solve pro
Today I suddenly encountered a ORA-00600 error while shutting down the database normally in the test environment, my database version is 10.2.0.411: 32: 57MYHSZHLC @ SYSgt; shutdownimmedi
Today I suddenly encountered a ORA-00600 error while shutting down the database normally in the test environment, my database version is 10.2.0.411: 32: 57 MYHSZHLC @ SYSgt; shutdown immedi
Today I suddenly encountered a ORA-00600 error while shutting down the database normally in the test environment, my
: ' + newleft); //Toggle Animation to the left if((Offset > 0) (Offsetl newleft)) { //Console.log (' left ');Interval = SetInterval (function() {Offsetl+ = offset/(300/intervalnum);//300 total time for the move //Console.log (offsetl);List.style.left= Offsetl + ' px '; if(Offsetl = =newleft) {clearinterval (interval); //Two if statements for unlimited scrolling if(Newleft >-600
ORA600 [13011] logical error analysis and solution for tables and index data
I. Problem Overview
1. database environment:
Oracle Database 11.2.0.3.0 for Oracle Linux Server release 6.4, RAC, Virtual Machine
2, inspection found a Database alert. log reported ORA-00600 [13011] error, frequent error, although did not cause database downtime, but has affected the business, the error is as follows:
[Oracle @ NODE1 trace] $ grep-I ora-00600 alert *. log | grep 13011 | sort-uORA-00600: [13011], [321401
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