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Fundamental difference between Hashing and Encryption algorithms
...t want to store them plain-text for security reasons (and shouldn't). But what if you wanted to check a filesystem for pirated music files? It would be impractical to store 3 mb per music file. So instead, take the hash of the file, and store that (md5 would store 16 bytes instead of 3mb). That ...
What is lazy loading in Hibernate?
What is lazy loading in Java? I don't understand the process. Can anybody help me to understand the process of lazy loading?
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Eclipse Android and gitignore
What files/folders can I safely ignore for inclusion with git?
6 Answers
6
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Check folder size in Bash
...should Note that -b applies --apparent-size by itself. And it might not be what you need.
-b, --bytes
equivalent to '--apparent-size --block-size=1'
so I think, you should use --block-size or -B
#!/bin/bash
SIZE=$(du -B 1 /path/to/directory | cut -f 1 -d " ")
# 2GB = 2147483648 bytes...
What is difference between monolithic and micro kernel?
...rnels didn't implement IPC well and were slow on context switches - that's what caused their poor performance.
Adding a new feature to a monolithic system means recompiling the whole kernel or the corresponding kernel module (for modular monolithic kernels), whereas with microkernels you can add new...
Are there any standard exit status codes in Linux?
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What @NamshubWriter said. Exit status 2 is the universal go-to for incorrect command line usage in Unix utilities, not just in "some flavors of unix" but in general. The header shown in this answer does not reflect actual con...
What does it mean when git says a file “needs update”?
...git FAQ has explaining this marked as a TODO. If someone could explain A) what it means; and B) how to fix it, I would be extremely grateful.
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How do you check what version of SQL Server for a database using TSQL?
...han '9'. You can change the value in the updated answer to use 8, 9, 10 or whatever you need to test as a minimum value
– Bruce Chapman
Jun 29 '11 at 7:01
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What is the use of style=“clear:both”?
I happened to see a div which had the style clear:both ! What is the use of clear in style ?
3 Answers
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What is the difference between setUp() and setUpClass() in Python unittest?
What is the difference between setUp() and setUpClass() in the Python unittest framework? Why would setup be handled in one method over the other?
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