Difference between revisions of "Computers 101"
From kemiko
(Created page with "* All computers are the same they use the same basic logic, storage etc. * Always make backups. Storage is cheap...so better to save too much than too little. * Many times th...") |
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* Always make backups. Storage is cheap...so better to save too much than too little. | * Always make backups. Storage is cheap...so better to save too much than too little. | ||
* Many times the problem/solution is simple...don't over think it, but thought is good. | * Many times the problem/solution is simple...don't over think it, but thought is good. | ||
| − | * When accessing files/records without a sort (natural) they display as stored | + | * When accessing files/records without a sort (natural) they display as stored on disk. Usually by time at first, but becomes mixed as old files/records are deleted and new files/records are added. |
| − | * Remember that everything is ones and zeros to a computer. So, letters and other data types are numbers. | + | * Remember that everything is ones and zeros to a computer. So, letters and other data types are still just numbers. |
| + | * Always do a select before a delete with everything...file system, database, application, etc. | ||
| + | * When working with databases always rename objects before dropping... | ||
Revision as of 09:48, 1 April 2017
- All computers are the same they use the same basic logic, storage etc.
- Always make backups. Storage is cheap...so better to save too much than too little.
- Many times the problem/solution is simple...don't over think it, but thought is good.
- When accessing files/records without a sort (natural) they display as stored on disk. Usually by time at first, but becomes mixed as old files/records are deleted and new files/records are added.
- Remember that everything is ones and zeros to a computer. So, letters and other data types are still just numbers.
- Always do a select before a delete with everything...file system, database, application, etc.
- When working with databases always rename objects before dropping...