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SQLite INSERT - ON DUPLICATE KEY UPDATE (UPSERT)
...hing that was portable. I realize REPLACE INTO won't work with all cases, esp where PK preservation is needed, but will for many cases.
– Jacob Thomason
Dec 7 '12 at 5:22
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How do you check if a certain index exists in a table?
...ropping and Creating an index on a large table is an expensive operation - esp if the existing index is already the one you want. This statement is good for one-step replacement. It doesn't compare the existing index - rather a brute force "do this, even if existing - drop it...just do it, get'r ...
Can my enums have friendly names? [duplicate]
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So annoying when posts don't include the non-default namespaces that they reference... System.ComponentModel and System.Reflection
– musefan
Jan 24 '12 at 10:24
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Can you use an alias in the WHERE clause in mysql?
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Nice explanation, esp. the "but in a where clause... repeat.." part
– th3an0maly
Jan 17 '13 at 7:57
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How can I write a heredoc to a file in Bash script?
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EOF
Note that the final 'EOF' (The LimitString) should not have any whitespace in front of the word, because it means that the LimitString will not be recognized.
In a shell script, you may want to use indentation to make the code readable, however this can have the undesirable effect of indenti...
Build Eclipse Java Project from Command Line
...h is after.
For a batch compilation, please refer to Compiling Java code, especially the section "Using the batch compiler"
The batch compiler class is located in the JDT Core plug-in. The name of the class is org.eclipse.jdt.compiler.batch.BatchCompiler. It is packaged into plugins/org.eclipse...
How to articulate the difference between asynchronous and parallel programming?
...they are highly synchronous: they play and march in time to each other.
A cammed gatling gun could be considered parallel, but everything is 100% synchronous, so it is as though one process is moving forward.
share
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MongoDB logging all queries
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this is the most complete response to the OP. esp. regarding the 'tail-able' requirement.
– Luke W
Dec 1 '16 at 15:12
add a com...
What does the “>” (greater-than sign) CSS selector mean?
... IE6 if it matters for your projects, OK everywhere else. This resource is esp. useful for siblings, :nth-child() etc where support is still incomplete
– FelipeAls
Jul 12 '10 at 4:59
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How do you automatically set the focus to a textbox when a web page loads?
... answered Sep 5 '08 at 13:35
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