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What exactly is metaprogramming?
... then eval it) or to emit another language (using .NET to create a windows batch file).
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Distributed sequence number generation?
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i like your point about the batch id generation, but it just limits any real time calculation possibility.
– ishan
Jul 10 '15 at 18:19
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Write a program to find 100 largest numbers out of an array of 1 billion numbers
... QuickSelect again. Continue until you have run though the entire input in batches of 100.
At the end you have the top 100 values. For N values you have run QuickSelect roughly N/100 times. Each Quickselect cost about 200 times some constant, so the total cost is 2N times some constant. This looks ...
What's wrong with foreign keys?
...sually a good thing). This is especially painful when you are doing large batch updates, and you load up one table before another, with the second table creating consistent state (but should you be doing that sort of thing if there is a possibility that the second load fails and your database is no...
Find size of Git repository
... files in the repo history:
git rev-list --objects --all | git cat-file --batch-check="%(objectsize) %(rest)" | cut -d" " -f1 | paste -s -d + - | bc
You can replace --all with a treeish (HEAD, origin/master, etc.) to calculate the size of a branch.
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Can I install Python 3.x and 2.x on the same Windows computer?
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I'm using 2.5, 2.6, and 3.0 from the shell with one line batch scripts of the form:
:: The @ symbol at the start turns off the prompt from displaying the command.
:: The % represents an argument, while the * means all of them.
@c:\programs\pythonX.Y\python.exe %*
Name them pytho...
Which commit has this blob?
...d to use in conjunction with git rev-list --objects --all | git cat-file --batch-check='%(objecttype) %(objectname) %(objectsize) %(rest)' | awk '/^blob/ {print substr($0,6)}' | sort --numeric-sort --key=2 -r | head -n 20, which returns you a top 20 largest blobs. Then you can pass blob ID from the ...
SQL Server: Filter output of sp_who2
...Command VARCHAR(MAX),
CPUTime INT,
DiskIO INT,
LastBatch VARCHAR(MAX),
ProgramName VARCHAR(MAX),
SPID_1 INT,
REQUESTID INT
)
INSERT INTO @Table EXEC sp_who2
SELECT *
FROM @Table
WHERE ....
And filter on what you require.
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Fixing Sublime Text 2 line endings?
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The simplest way to modify all files of a project at once (batch) is through Line Endings Unify package:
Ctrl+Shift+P type inst + choose Install Package.
Type line end + choose Line Endings Unify.
Once installed, Ctrl+Shift+P + type end + choose Line Endings Unify.
OR (instead of 3...
Are memory leaks ever ok? [closed]
...ith "benign" leaks, how are you going to find the "real" one? If you add a batch feature, and suddenly your 1K/hour leak becomes an 1K / second?
– peterchen
Dec 21 '09 at 8:28
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