compilation

问题 I have found an example code for a Scala runtime scripting in answer to Generating a class from string and instantiating it in Scala 2.10, however the code seems to be obsolete for 2.11 - I cannot find any function corresponding to build.setTypeSignature . Even if it worked, the code seems hard to read and follow to me. How can Scala scripts be compiled and executed in Scala 2.11? Let us assume I want following: define several variables (names and values) compile script (optional improvement)

问题 Any changes I make to my code aren't doing anything. I've even tried putting lines in that I know will crash my program, and nothing. It just keep running the old version. It's even loading old versions of files I've edited and saved. There a 3 projects in my solution. 2 are pure C#. 1 is a WinForms application. 回答1: It sometimes happens that some files "are being used by another process". Close your solution and delete all "bin" and "obj" subfolders of all your projects that are included in

问题 when I use cmake in Release mode I have the following binary: 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=485ac09b0a3aa879f88b7f5db6c00ea8d8e1eaf6, not stripped I want the binary to be stripped. How can I say to cmake in a clean way to add the -s option to my compiler to make it stripped? Why did the Default Release mode not strip my binary? 回答1: Cleanest possible way is to modify CFLAGS or

问题 I just made a small program and I'd like to share it with my friends and family. Which is the best, the fastest and the easiest way to compile a Lua script? I'm working on Windows, so I would need a *.exe. Thanks in advance. 回答1: If you want to turn our Lua script into a .exe, try srlua. 来源： https://stackoverflow.com/questions/18897314/easiest-way-to-compile-a-lua-script-exe

问题 Python files are compiled to bytecode (*.pyc). Using Cython you can compile them to machine code (*.so in Linux). If you use have both files in the same folder, under the same name what is the precedence between them? Is there an automatic way to ensure that the *.so file is used instead of the *.pyc one? Or you have to do it explicitly in the code (renaming etc)? 回答1: Python will load the .so file first. See this question for an ordered list of the suffixes that python searches for. Well, I

问题 In compiling qt I found that there is a qws target called arm-linux-gcc. I looked around a bit but unable to figure out how and where to find this. I tried installing and apt-cache gave me following output. apt-cache search armel asterisk-prompt-fr-armelle - French voice prompts for Asterisk by Armelle Desjardins rootstock - shellscript to create armel rootfs tarballs using a VM rootstock-gtk - graphical frontend to the rootstock rootfs builder tool icedtea-6-jre-cacao - Alternative JVM for

问题 I have an executable jar that has one class file with a wrong value. I requested that file from the author and corrected the value. Now I want to compile it and add the compiled class file into the jar and run it. Not surprisingly I get multiple "cannot find symbol" errors for references of custom object that were in the jar file. I tried to compile the file by referencing the jar file in the classpath like so C:/> javac file.java -classpath C:/folder/where/jar/is but this doesnt seem to work

问题 I have a Python2.7 with UCS2 build installed on Ubuntu 12.10. I just want to recompile python with UCS4 or enable UCS4. How should I do this? 回答1: Use: ./configure --enable-unicode=ucs4 to configure the source to build with UCS4 support. From the ./configure --help output: --enable-unicode[=ucs[24]] Enable Unicode strings (default is ucs2) 来源： https://stackoverflow.com/questions/19575727/how-to-change-python-from-ucs2-to-ucs4

问题 I'm trying to compile a sample program after installing Opencv with the command: g++ hello-world.cpp -o hello-world -I /usr/local/include/opencv -L /usr/local/lib -lm -lcv -lhighgui -lcvaux however, I'm getting an error that says: /usr/bin/ld: cannot find -lcv /usr/bin/ld: cannot find -lhighgui /uer/bin/ld: cannot find -lcvaux collect2: ld returned 1 exit status What do I need to do to correct this?? I installed opencv by downloading the latest stable version and using cmake to create the

问题 How to compile and run Java Eclipse Project from command prompt? How to run a Java Eclipse project from Command Line with java file name only. I don't want to to use class file or jar files generated by Eclipse. Is it possible? Even with jar file, I found loading of static file was failing, as FileNotFoundException , how to solve that? I meant to run like this- http://www.skylit.com/javamethods/faqs/javaindos.html First javac then java 回答1: For building you can export an Ant build file. Just