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Tree shaking create-react-app?

I created my React app with create-react-app and now use TypeScript with create-react-app-typescript. Everything works ok, but the problem is - especially because I use the good but heavy material-ui - the size of the built bundle is quite big - almost reaching 1MB. How can I use tree . . .阅读更多

ImportError: No module named rpm

I installed python26 on my CentOS 5.3 machine using the following command. Now I have both python 2.4.3 and python 2.6 running on that machine. yum install python26 When I run a python script with the following in the beginning of the script. #!/usr/bin/python26 I will get the follow . . .阅读更多

Dockerfile ADD failed : No Source files were specified

I have a python project created in eclipse. I am creating for first time a Dockerfile.The Docker build always fails showing this ADD failed: no source files were specified I am copying the project directory and adding pydev packages with python modules using ADD command.Below is the py . . .阅读更多

ValueError: zero-size array to reduction operation maximum

I am new to Python and OpenCV. But I have managed to write a piece of code which worked fine in the beginning. But now the same code isn't working. The task is, an image has to be captured from the Camera with a droplet and subtracted from the Calibration Image and then the droplet has . . .阅读更多

node-sass@4.5.1 postinstall: `node scripts/build.js`

I am trying to build angular-cli on jenkins and getting below error. I am using node (v6.10.0) and npm( v3.10.10). I don't have any direct dependency for node-sass in my package.json so it looks like a peer dependency. I have google this error and it looks like there is some issue with . . .阅读更多

"Exception from HRESULT: 0x800A01A8"

I've written this code to count the number of rows that are populated in an excel worksheet. It works until it gets yo a certain number of rows (not the total). Then comes up with the error message "Exception from HRESULT: 0x800A01A8" Any help much appreciated namespace ConsoleApplicat . . .阅读更多

C ++ std :: out_of_range vector :: _ M_range_check

I ve got this code #include <iostream> #include <cstdio> #include <vector> #define NMax 100 using namespace std; vector <int> v(100); int n; FILE* in = freopen("", "r", stdin); FILE* out = freopen("output.out", "w", stdout); void afiseaza(){ int i; for(i = 1; i <= n . . .阅读更多