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Executing multi-line statements in the one-line command-line?
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The last option works great with python3 in Windows
– Ian Ellis
Feb 21 at 21:57
1
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Delete a line in Eclipse
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You can reassign the Delete Line command to your favourite hotkey.
Window->Preferences
General->Editors->Keys.
Now type "Delete" and reassign the filtered commando.
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improve...
Read an Excel file directly from a R script
...tem -- usually already true on MacOS and Linux, but takes an extra step on Windows, i.e. see http://strawberryperl.com/). There are various caveats, and alternatives, listed on the R wiki page.
The only reason I see not to do this directly is that you may want to examine the spreadsheet to see if i...
How to detect the device orientation using CSS media queries?
...he screen, even if the browser has been scaled down when the app fires up. window.innerWidth changes when the browser is scaled down, which can't happen on mobile devices but can happen on PCs and laptops.
The values of screen.width and screen.height change when the mobile device flips between port...
Why aren't my breakpoints working?
...g info generation flags, I did the following:
quit Xcode
open a terminal window and cd to the project directory
cd into the .xcodeproj directory
delete everything except the .pbxproj file (I had frank.mode1v3 and frank.pbxuser)
You can accomplish the same task in finder by right/option-clicking ...
How to open every file in a folder?
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The first and second solutions work for Windows users the third solution did not work, Windows gives Permission Error: [Errno 13] Permission denied:
– Roshna Omer
Jan 10 '19 at 8:36
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What key shortcuts are to comment and uncomment code?
...s is how I did it,
Menu Tools → Options on the Environment → Keyboard window
One can alter the default shortcuts following the below steps
Select Edit.CommentSelection in the listbox
Click on "Remove" button
Select "Text Editor" option in the dropdown under "Use new shortcut in:"
Press your ...
asynchronous vs non-blocking
...t when is a good time to retry.
But asynchronous sockets (as supported by Windows sockets), or the asynchronous IO pattern used in .NET, are more convenient. You call a method to start an operation, and the framework calls you back when it's done. Even here, there are basic differences. Asynchronou...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...ower and produce less heat.
More Results:
Intel Core i7 920 @ 3.5 GHz
Windows 7 Ultimate x64
Visual Studio 2010 SP1 - x64 Release
Threads: 1
Seconds = 72.1116
FP Ops = 960000000000
FLOPs = 1.33127e+010
sum = 2.22652
Theoretical SSE Peak: 4 flops * 3.5 GHz = 14.0 GFlops. Actual is 13.3 G...
Using node.js as a simple web server
...ll -g light-server
$ light-server
Add to your directory context menu in Windows Explorer
reg.exe add HKCR\Directory\shell\LightServer\command /ve /t REG_EXPAND_SZ /f /d "\"C:\nodejs\light-server.cmd\" \"-o\" \"-s\" \"%V\""
Simple JSON REST server
If you need to create a simple REST server fo...