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Avoiding if statement inside a for loop?
I have a class called Writer that has a function writeVector like so:
4 Answers
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Context switches much slower in new linux kernels
...and dances to its own tune. In other words, even if you completely disable all C states in your PC's (or server's) BIOS, this driver will still force them on during periods of brief inactivity, which are almost always happening unless an all core consuming synthetic benchmark (e.g., stress) is runni...
Catching java.lang.OutOfMemoryError?
... to do so).
In general, the OutOfMemoryError occurs due to a block memory allocation that cannot be satisfied with the remaining resources of the heap.
When the Error is thrown the heap contains the same amount of allocated objects as before the unsuccessful allocation and now is the time to drop ...
How can I upload files asynchronously?
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It's FormData who does all the magic here. Be sure to check these docs — it covers all your question about multiple files and fields.
– BorisOkunskiy
Sep 12 '13 at 13:26
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#include in .h or .c / .cpp?
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John BodeJohn Bode
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How to convert R Markdown to PDF?
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Rstudio - v 0.98.507
– Prradep
Jul 8 '16 at 12:06
Let us ...
Getting the count of unique values in a column in bash
... count the frequency of occurrence of the different values in a column for all the files in a folder and sort them in decreasing order of count (highest count first). How would I accomplish this in a Linux command line environment?
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What is Linux’s native GUI API?
...heir own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is?
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List comprehension vs map
...ing map() over list comprehension or vice versa? Is either of them generally more efficient or considered generally more pythonic than the other?
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Hidden Features of MySQL
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Since you put up a bounty, I'll share my hard won secrets...
In general, all the SQLs I tuned today required using sub-queries. Having come from Oracle database world, things I took for granted weren’t working the same with MySQL. And my reading on MySQL tuning makes me conclude that MySQL is be...