delete a file in sources.list.d , and then perform the update operation, and the following error occurs restoring the file is also useless did not search for what the damn file is. searched the Internet for a long time, but couldn t find any useful...
use vim edit etc php 7.1 fpm pool.d, in ubuntu18.04 to prompt E21 not to be modified, because the option modifiable is off, how to solve this ...
< H1 > can you still save me? < H1 >...
there is a ready-made CET-4 and CET-6 vocabulary on the Internet. Api can get words, translations, phonetic symbols and audio URLs through the vocabulary request. the local audio that Mini Program requests to save 500words at a time, there are three wa...
opening two terminel, rollers is a history command. You can t cut the previous page nor pageup. ...
linux wants to implement a scheduled task crontab to execute every ten seconds, but the minimum time for automatic execution is minutes. It is said on the Internet that the realization of seconds is foggy, how to achieve ...
the following error occurred while compiling ckpool: should not, ah, the same code, I did not appear in another version of the compilation should be the cause of the environment, added CFLAGS plus-M32 also reported an error, solve!? ...
is to follow the general steps, and the result does not take effect: 1. Copy the WMwareTools directly to the desktop 2. Then open the terminal decompression command: tar-xzvf VMwareTools-10.0.6-3595377.tar.gz 3. Enter the unzipped directory, execu...
as shown in the figure the new Ubuntu17 server version is installed with a network cable plugged in. After the system is running, it automatically assigns an IP address of 192.168.214.155. There is no NetworkManager service in this default installa...
my notebook is win7 32-bit, so my image is ubuntu-16.04.4-desktop-i386.iso decompress the initrd.lz and vmlinuz in .iso and put them on disk C with iso I use EasyBcd, to do the following operation (add new directory--> Neogrup--> install), " " NeoG...
I originally wanted to configure https, and there was a problem, but now I can t access it by http. It automatically becomes https, every time. refer to an in-site article when configuring: https: codeshelper.com a 11. ip access is normal, but I wa...
-sharp! bin bash file_name2=`date +%Y%m%d%H%M%S` mkdir home sql_bak user_bak $file_name2 chmod 7777 home sql_bak user_bak $file_name2 -sharp-sharp-sharp-sharp arr_string=(users payrecord_fruitcoin yamirecord vipexam_record stream_order io...
An error occurred when executing configure under ubuntu, and there is no solution make sure libcurl is installed solve, same as this, https: stackoverflow.com que. ...
ubuntu16.04 64-bit cross-compilation environment error occurred while compiling openssl the problem is CFGLAG CFLAG=-DDSO_DLFCN-DHAVE_DLFCN_H-M64-DL_ENDIAN-O3-Wall in Makefile generated after configure execution just get rid of-M64 however, ...
here is the log at startup 2018-04-17 06:13:59 InitParameterInteraction: parameter interaction: -connect set -> setting -dnsseed=0 2018-04-17 06:13:59 InitParameterInteraction: parameter interaction: -whitelistforcerelay=1 -> setting -whitelistre...
ubuntu version: 17.10 ibus: 1.5.14 ibus-pinyin you can only enter Chinese in your own software, such as terminals, etc. chrome and vscode cannot be entered in Chinese, and the upper right corner can be switched to Pinyin mode, but they are all ent...
< H2 > run simpler < H2 > . simulator -c simulator.cfg -l log_simulator the program itself does not report an error, and its log does not have any useful information, but the mining machine simulation cannot be connected to sserver . < H2 > run sserv...
if so, what is the meaning of : in parallel-k echo: A B C > abc_file ? What s the effect? ...
my graduation project is to do a system to climb the Douban website, and my classmate s graduation project is big data s topic. Our teacher Bishu asked me to use a crawler to store the data, and then make an interface to transmit the data to my classma...
start the bitcoin Synchronize command RPConerpc, 123 bitcoin -server -printtoconsole here are some logs 2018-04-16 01:49:10 addcon thread start 2018-04-16 01:49:10 init message: Done loading 2018-04-16 01:49:10 opencon thread start 2018-04-16 01:49:...
for example, suppose that in a database test1, a table is called test2, field name A _ Magi B _ ~ C _ D _ D ~ E, and the value is 0 or 1. then how to query the names of fields with a value of 1 in each row of data? ...
elementUIlayoutel-col http: jsfiddle.net nqyjseug 1 this is the whole code for this part. I have tried all kinds of postures, but I can t solve them perfectly. Table layout is defective and cannot be centered vertically with large padding-bottom ...
A novice at the front end, who knows about html and css for about a month and a half, wants to ask the gods to take a look at it. There is such a page as the first screen, text plus pictures, the first half of the text is fixed, the second half is t...
this issue has been resolved let list=[ {name:"",age:"20"} ] let opt=[] list.forEach((item)=>{ for(let key in item){ opt.push({values:key,label:item[key]}) } ...
execute in the cmd window: ffmpeg-I foo.avi-r 1-s WxH-f image2 foo-%03d.jpeg can. but no matter how it is executed with PHP s exec function, php.ini s security mode is turned off and exec system commands are open. I still can t. I use the PHPstudy i...