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How to import multiple .csv files at once?
...with "Age"), you'd do:
cat *.csv | grep -v ^Age > all.csv
I think in Windows you could do this with COPY and SEARCH (or FIND or something) from the DOS command box, but why not install cygwin and get the power of the Unix command shell?
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Android Studio Project Structure (v.s. Eclipse Project Structure)
... jar wrapper i.e. this jar is how AS communicates with gradle installed in Windows (the OS in my case).
5. External Libraries
This is not actually a folder but a place where Referenced Libraries (Eclipse Land: Referenced Libraries) are shown. Here's where the Targeted Platform is shown etc.
[Sid...
Java's Virtual Machine and CLR
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I have seen the JVM return memory back to Windows.
– Steve Kuo
Jan 27 '09 at 23:09
I'...
What is memory fragmentation?
...ocator seems to handle pretty well allocating of a lot of small blocks. On Windows there is Low-fragmentation Heap and it adresses the problem of large number of small allocations.
My understanding is that in an STL-heavy application you have first to identify problems. Memory allocators (like in l...
How to add a search box with icon to the navbar in Bootstrap 3?
...t IE10, Firefox, and Chrome. The width of the text area varies a tad with window width, but I think it has the effect you're looking for.
– Phil Nicholas
Sep 6 '13 at 1:12
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What is the difference between the kernel space and the user space?
...erland.
For example, Xen allows you to run multiple OSes such as Linux or Windows on the same system at the same time, and it isolates the OSes from one another for security and ease of debug, just like Linux does for userland programs.
Hypervisors are a key part of today's cloud infrastructure: t...
resizes wrong; appears to have unremovable `min-width: min-content`
...a substitute for a real viewport. (A “viewport” is basically a browser window). I included #viewport on the page so that you could easily see elements that stick out of the viewport, rather than having to scroll to see them.
– Rory O'Kane
Jul 24 '13 at 18:1...
How to detect when an Android app goes to the background and come back to the foreground
...foreground, but even I have faced this issue and found the solution with onWindowFocusChanged and onStop.
For more details check here Android: Solution to detect when an Android app goes to the background and come back to the foreground without getRunningTasks or getRunningAppProcesses.
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How expensive is RTTI?
...pe_info in GCC's STL, as of GCC 3.0. I did find that mingw32-gcc obeys the Windows C++ ABI, where std::type_info objects aren't unique for a type across DLLs; typeid(a) == typeid(b) calls strcmp under the covers. I speculate that on single-program embedded targets like AVR, where there is no code to...
How to “properly” create a custom object in JavaScript?
...hod won't be the Circle instance as expected (it'll actually be the global window object, causing widespread debugging woe). In reality this typically happens when a method is taken and assigned to a setTimeout, onclick or EventListener in general.
With the prototype way, you have to include a clos...