recover files free

I'm a Linux system administrator, and I've had an extra job lately-helping some Windows users convert PostScript files to PDF format. This is because there is a free Ghostscript tool on Linux that can be easily implemented, but there is no free conversion tool under Windows. I figured out a way for Windows users not to learn Linux commands, simply to "print" The

Tags: mysql database space release ibdata1 MySQL ibdata1 takes up space for large free MySQL ibdata1 filesBackground: A recent company server alarm, disk space alarm super threshold. Originally MySQL database Data directory is particularly large, the previous article describes the change MySQL data files directory, this article mainly describes how to put the space occupied by MySQL released.Description: My

Free uploading of multi-user files without databases to the voting system (1 ). This is an integrated Upload and voting system developed recently. it consists of four php files and several record files. this is the first view. php is mainly responsible for displaying the file list and uploading file forms. this is a re

This is the operation log of the database, such as update a table, or delete some data, even if the statement does not have matching data, this command will also be stored in the log file, including the time of execution of each statement, will also be recorded.This has the following two main purposes: 1: Data recovery If you have a database problem, and you have a backup before, then you can look at the log file, find out which command caused your database problem, find a way to

Recently, I developed a project to generate PDF files from HTML code. Therefore, I searched the internet for several days, rejected the solutions one by one, and finally found a free solution. Jiangsq12345 original MIBA. For more information, see http://blog.csdn.net/jiangsq12345/article/details/7615974,4. Thank you!Preparations Install office2007 or later Install the 2007 Microsoft Office Add-on: Micros

I wrote an example for uploading files through Web services. If you are free, take a look. I wrote an example just now. I tried to use WebService to upload files. You can also paste the example here: Server code: The server code implements a simple uploadfile method, which receives byte [] arrays. I have not tried other types. It is estimated that filestream is t

files ... -- ,-31T14: .:20.071+0800[Initandlisten] Closeallfiles () finished -- ,-31T14: .:20.071+0800[Initandlisten] journalcleanup ... -- ,-31T14: .:20.071+0800[Initandlisten] Removejournalfiles -- ,-31T14: .:20.075+0800[Initandlisten] shutdown:removing FS lock ... -- ,-31T14: .:20.075+0800[Initandlisten] dbexit:really exiting nowCheck, the original is because MongoDB to the growth of the drive is a multiplier increase, each increase of 2G, check t

Do you want to automatically extract JPEG, PNG, And Tiff images from a PDF file? If there are a lot of images to be extracted from one or a batch of PDF files, it is too troublesome to do this manually. PDF ExtractThis free software allows you to extract images from a PDF file into a single disc. You can use this software to extract images from a PDF file and store them in JPEG, PNG, Tiff, GIF, and other f

Business cards may be the first step to give a positive impression to your customers. On the other hand, business cards are one of the most important and cost-effective marketing tools of an enterprise, especially for start-up enterprises. 50 free business card design templates are collected here, and PSD source files are available for download.Articles you may be interested in Business card creation: 25

Free PSD files have become very popular among web developers and graphic designers ,. You can find many websites that provide high-quality PSD files for free download. Currently, a popular trend is the well-designed user interface (UI) elements, which can improve user experience. In this articleArticleWe recommend 30 c

I'll give you two ways to introduce it to everyone.1 If you have enough space after using sudo apt-get clean, that's great.2 Not enough, still hint space is insufficient. At this point, it's time to uninstall the expired kernel in boot.Here are the steps:1 Viewing the files in boot2 View the kernel version we are using3 uninstalling the kernel with a command I want to uninstall 4.2.0-16 This version of the kernel4 effectsUbuntu Basic upgrade has been

Pre-launch environment testers found that the disk space is covered, so use df-h and Du-sh * found large files, and delete.But did not free up space, df-h or display occupancy rate is 100%, at this time du-sh * Display occupies only 7G, and Df-h looked at the content does not match.In Linux or Unix systems, deleting files via RM or the File Manager removes the li

"); PDF=hpdf_new (nullptr, nullptr); if(!pdf) {MessageBox (_t ("error:cannot Create Pdfdoc object\n")); return; } /*Set Compression mode*/Hpdf_setcompressionmode (PDF, Hpdf_comp_all); Hpdf_status STATUS; Hpdf_usecnsfonts (PDF); Hpdf_usecnsencodings (PDF); /*Create Default-font*/Font= Hpdf_getfont (PDF,"SimSun","gb-euc-h"); /*Add a new Page object.*/page=Hpdf_addpage (PDF); Status= Hpdf_page_setfontandsize (Page, Font, -); floatTW =hpdf_page_textwidth (Page, page_title); Status=Hpdf_p

Under the Linux operating system, there is a useless file occupied 400G, and then deleted.[Email protected] log]# RM-RF messages[Email protected] log]# df-hFilesystem Size used Avail use% mounted on/dev/sda3 545G 438G 101G 82%/Tmpfs 32G 0 32G 0%/dev/shm/DEV/SDA1 1008M 62M 896M 7%/boot/dev/sdb 1.7T 9.3G 1.6T 1%/bakSpace is still not released.View with Lsof[Email protected] log]# lsof |grep deletedRSYSLOGD 2663 Root 1w REG 8,3 450728036742 422854/var/log/messages (Deleted)Perform a kill operation

():TenURL ='Https://www.zhihu.com/settings/account' Oneheaders = { A 'user-agent':'mozilla/5.0 (Windows NT 10.0; Win64; x64) applewebkit/537.36 (khtml, like Gecko) chrome/65.0.3325.146 safari/537.36' - } -cookies =getcookies_decode_to_dict () the #cookies = Getcookies_decode_to_cookiejar () - #the Requests.get () method's cookie parameter only receives dict or Cookiejar objects -Response = Requests.get (Url=url, Headers=headers, cookies=cookies) - Print(Response.url) +

The local server does not have the Orcale database and client installed, and Plsql is not installed. Therefore the imp command of CMD cannot be used. Install the Orcale client locally, install, configure path, and then import the DMP file with the IMP command after installation. Install Instantclient_11_2, and unzip OK; Install Plsql,, unzip the direct punch card Plsqldev.exe, the interface is English, can be changed to Chinese. Configure the Orcale path and OCI path. Import

Fclose ($FP); Unlink ($flists); $firstrec =explode ("if (! $firstrec [0]) $id = 1; else $id = $firstrec [0]+1; $oldinfo =implode (">", $filerc); $newinfo = $id. " Number if (! $fp =fopen ($flists, "w")) { Unlink ($uploadto. $filename); Copy ($flists. ". Bak ", $flists); Die ("error". $goback); } Fwrite ($fp, Trim ($newinfo)); Fclose ($FP); End of Write file list File transfer echo " Delivery success"; echo "file in". $cgiroot. $fileurl. ". $goback "; File Tr

))); Fclose ($FP); $maxpage =ceil ((sizeof ($info)-1)/$rowperpage); if (! $maxpage) $maxpage = 1; if ($page > $maxpage | | $page echo " ". $title." "; echo " Total ". (sizeof ($info)-1). " of works"; echo " Section ". $page." /". $maxpage." Page"; echo " ";if ($page +1echo "Next page";echo ""; echo " ";if ($page -1>0)echo "Prev";echo ""; echo " "; $startrec = ($page-1) * $rowperpage; $endrec = $star

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The local server does not have the Orcale database and client installed, and Plsql is not installed. Therefore the imp command of CMD cannot be used. Install the Orcale client locally, install, configure path, and then import the DMP file with the IMP command after installation. Install Instantclient_11_2, and unzip OK; Install Plsql,, unzip the direct punch card Plsqldev.exe, the interface is English, can be changed to Chinese. Configure the Orcale path and OCI path. Import