XLS ntaub ntawv - dab tsi qhib

Yog hais tias muaj ib hom kev ntsuam xyuas ntawm hom (txuas ntxiv) ntawm cov ntaub ntawv muaj nyob rau hauv cov neeg siv 'computers lossis servers hauv Internet, ces, undoubtedly, saum-10 ntawm daim ntawv no yuav muaj cov ntaub ntawv Microsoft Excel - spreadsheets. Qhov no yog vim muaj ntau yam:

- siv cov ntxhuav rau kev lag luam thiab kev lag luam e-commerce;

- kev faib haujlwm ntawm Microsoft Office Office suite rau pua pua lab tus computers thoob ntiaj teb;

- Muaj kev ua kom yooj yim, kev ceev cia thiab kev siv cov nyiaj ntau ntawm cov ntaub ntawv thiab cov laij zauv;

- Lus Macro programming ua rau hauv plhaus nkas;

- Kev them nyiaj yug rau OLE;

- ib hom ntawv rau kev khaws cia cov ntaub ntawv hauv xlsx thiab xls.

Yuav ua li cas qhib lub spreadsheet ntawv los ntawm Microsoft? Kom qhib xls cov ntaub ntawv, koj yuav tsum tau siv cov kev pabcuam, qhov kev xaiv ntawd yuav yog nyob ntawm cov hom phiaj uas tau npaj tseg.

Koj tuaj yeem qhib cov ntaub ntawv XLS rau kev kho (ua kev hloov rau nws) hauv peb txoj kev:

1. Siv Microsoft Office Excel. Qhov no yog lub plhaub kev pabcuam rau tsim thiab hloov kho cov ntawv kabmob. Qhov no yuav tsum tau kev yuav khoom ntawm ib pob ntawm chaw ua hauj lwm cov kev pab cuam los ntawm Microsoft, uas tsis yog txhua tus muaj peev xwm them taus.

2. Muaj ntau ntau qhov software dawb uas txhawb rau hom xls. Yuav ua li cas qhib cov ntaub ntawv ntawm no zoo? Tus neeg siv yog muaj nyob rau free download thiab siv 2 ntawm lub pob: Libre ntawm chaw ua hauj lwm ntawm OpenOffice.

3. Koj tuaj yeem qhib cov ntaub ntawv los ntawm lub web interface uas txhawb xls. Yuav ua li cas qhib cov ntxhuav hauv Internet? Tau kawg, los ntawm GoogleDocs. Yog hais tias muaj ib tus as khauj nyob hauv ib qho email los ntawm Google, ces yuav tsis muaj teeb meem nrog kev qhib cov ntaub ntawv xls. Ib txhij nrog nkag mus rau hauv lub thawv ntawv, tus neeg siv yuav tau download, qhib thiab hloov ntaub ntawv spreadsheet nyob hauv online hom. Ceeb toom: Txij li thaum tsis ntev los no, GoogleDoki tau tso tseg cov ntaub ntawv hauv cov qauv XLS. Yog hais tias koj xav tseg cov ntaub ntawv nyob rau hauv cov laus version, yuav kom siv nws tom qab, nws pom zoo kom txuag nws cov duplicate rau editing thiab kev hloov hauv lub thawv ntawv - XLSX. Nws yog ib qho archive ntawm xml-files piav txog tus qauv ntawm daim ntawv khom nqi thiab cov ntaub ntawv nyob rau hauv nws.

Yog tias koj tsuas xav pom cov ntsiab lus ntawm cov ntaub ntawv spreadsheet, koj tuaj yeem siv lub chaw tso dej dawb rau kev luam tawm hauv Microsoft lub website. Ib qho me me, uas tom qab kev txhim kho txog 180 MB ntawm qhov chaw disk, hu ua Excel Viewer. Nws yog npaj rau kev saib thiab luam tawm xls cov ntaub ntawv. Yuav ua li cas qhib thiab download tau cumbersome pob ntawm cov kev pab cuam thiab spreadsheet editors? Nws yog qhov zoo dua los siv ib lub me me, cov nqi hluav taws xob dawb ntawm qhov txwv zeej ntawm hom ntawv no. Niaj hnub no versions ntawm qhov kev pab cuam txhawb tsis tsuas xls, tab sis kuj xlsx.

Kev ruaj ntseg thiab kev tiv thaiv

Yuav ua li cas? Yuav tsis qhib xls ntaub ntawv? Yuav tsum muaj password, tab sis nws tsis paub? Cov neeg mob zoo li no tsis yog yooj yim. Nws tshwm sim hais tias tus neeg siv, tsim ib tug spreadsheet nrog ntaub ntawv, tiv thaiv nws nrog ib lo lus zais, thiab ... "xyuam xim" tsis nco qab nws.

Nyob rau hauv xws li mob, koj siv tau ib qho ntawm ntau dawb password rov qab rau cov ntaub ntawv xls. Qhov tseeb yog tias hauv Excel versions kom txog rau thaum 2003, 16-ntsis encryption ntawm tus yuam sij tau siv rau lub neej ntawd kev tiv thaiv nqis. Rau niaj hnub brute-force cov kev pab cuam kom txheeb tawm ntau passwords yog ib qhov teeb meem ntawm ob peb feeb.

Tus neeg sau tsis yog lub npe ntawm cov kev pab cuam rau kev xaiv cov passwords, vim tias muaj ntau tus kam siv lawv rau qia los yog tsis tsim nyog. Cov neeg siv khoom ncaj ncees kuj xav pom zoo kom khaws cov ntaub ntawv tseem ceeb thiab tsis pub leej twg paub hauv xlsx. Nov yog hom ntawv tshiab ntawm Excel. Tus yuam sij (lo lus zais) yog encrypted twb nrog 128 khoom, uas tau muab ntau txhiab lub sij hawm los ntawm crypto ruaj khov algorithm SHA1. Yuav kom tawg xws li ib lo lus zais, nws yuav siv sij hawm xyoo. Tib lub sij hawm, tau txais kev tiv thaiv zoo, nws yuav tsum nco ntsoov "koj" cov passwords, vim nws yuav tsis tuaj yeem muab lawv rov qab.