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Bash ignoring error for a particular command
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Possibility of duplicate Mongo ObjectId's being generated in two different collections?
... possibilities, so you judge for yourself how likely it is to get a dupe:
1) Counter overflow: there are 3 bytes in the counter. If you happen to insert over 16,777,216 (2^24) documents in a single second, on the same machine, in the same process, then you may overflow the incrementing counter byte...
Can scripts be inserted with innerHTML?
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How to convert “camelCase” to “Camel Case”?
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Eclipse Workspaces: What for and why?
...jects paths, without success).
This way, a project can be inside more than 1 workspace at a time. So it seems good to keep your workspace and your source code separated.
some configuration pertaining to all these projects
I heard that something, like the Java compiler version (like 1.7, e.g - I ...
base64 encoded images in email signatures
...liably for most email clients. For email purposes be sure to read Shadow2531's answer.
Base-64 data is legal in an img tag and I believe your question is how to properly insert such an image tag.
You can use an online tool or a few lines of code to generate the base 64 string.
The syntax to sou...
How to check if a file exists in Documents folder?
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edited Feb 24 '17 at 12:45
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answered Oct 28 '09 at 17:37
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MySQL vs MongoDB 1000 reads
...nary json document)
So a b-tree lookup, and a binary page read. Log(n) + 1 IOs. If the indexes can reside entirely in memory, then 1 IO.
In MySQL with 20 tables, you have to perform:
One index lookup on the root table (again, assuming the entity is fetched by id)
With a clustered index, we can ...
How to extract the substring between two markers?
Let's say I have a string 'gfgfdAAA1234ZZZuijjk' and I want to extract just the '1234' part.
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