What is the advantage of saving `.npz` files instead of `.npy` in python, regarding speed, memory and look-up?

There are two parts of explanation for answering your question. I. NPY vs. NPZ As we already read from the doc, the .npy format is: the standard binary file format in NumPy for persisting a single arbitrary NumPy array on disk. … The format is designed to be as simple as possible while achieving its … Read more

Unpack inner zips in zip with Maven

You can unzip any files using ant task runner plugin: <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-antrun-plugin</artifactId> <version>1.6</version> <executions> <execution> <id>prepare</id> <phase>validate</phase> <configuration> <tasks> <echo message=”prepare phase” /> <unzip src=”https://stackoverflow.com/questions/3264064/zips/archive.zip” dest=”output/” /> <unzip src=”output/inner.zip” dest=”output/” /> <unzip dest=”output”> <fileset dir=”archives”> <include name=”prefix*.zip” /> </fileset> </unzip> </tasks> </configuration> <goals> <goal>run</goal> </goals> </execution> </executions> </plugin>

JAR – extracting specific files

From the source: To extract only certain files from a jar file, supply their filenames: C:\Java> jar xf myFile.jar foo bar Using wildcards is a shell thing, and you should not expect it to work when extracting from a JAR file (which, as you’ve realized, is the case). What you can do, is supply a … Read more

Extract .xip file into a folder from command line?

Maybe try: xip -x [path to .xip file] That will unpack the archive into your current working directory. As for extracting into a specific directory, there is not explicitly an option for this, but xip -x will extract into the current working directory. Therefore, cding to where you would like to extract the file should … Read more

Xcode 4 archive warning to skip copy phase

The solution would be to go to the build settings of your application target (not the help tool target) and set “Strip Debug Symbols During Copy” to “No”. This is the key COPY_PHASE_STRIP. Activating this setting causes binary files which are copied during the build (e.g., in a Copy Bundle Resources or Copy Files build … Read more

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