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Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
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I more often have p7zip installed instead of zip and in this case it's important to specify file format: 7z d -tzip file.jar dir/unwanted_file.txt
– lapo
Jul 31 '13 at 10:02
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Rails: What's a good way to validate links (URLs)?
...oad request.
What do you want to do, exactly? Do you want to validate the format of the URL, the existence, or what? There are several possibilities, depending on what you want to do.
A regular expression can validate the format of the URL. But even a complex regular expression cannot ensure you are...
What is the difference between Nexus and Maven?
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Sonatype Nexus and Apache Maven are two pieces of software that often work together but they do very different parts of the job. Nexus provides a repository while Maven uses a repository to build software.
Here's a quote from "What is Nexus?":
Nexus manages software "artifacts" required for...
How to easily resize/optimize an image size with iOS?
My application is downloading a set of image files from the network, and saving them to the local iPhone disk. Some of those images are pretty big in size (widths larger than 500 pixels, for instance). Since the iPhone doesn't even have a big enough display to show the image in its original size, I'...
How to read/write from/to file using Go?
...learn Go on my own, but I've been stumped on trying read from and write to ordinary files.
8 Answers
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How do I install package.json dependencies in the current directory using npm
... I want to install all the dependencies in a specific node_modules directory . How do I do this?
3 Answers
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Which version of Python do I have installed?
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python -V
http://docs.python.org/using/cmdline.html#generic-options
--version may also work (introduced in version 2.5)
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Using sed and grep/egrep to search and replace
...ssion containing about 10 unions, so like:
.jpg | .png | .gif etc. This works well, now I would like to replace all strings found with .bmp
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What does Maven Update Project do in Eclipse?
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It syncs the Eclipse project settings with that of the pom. If you for example change important plugin settings, such as the output java version, you will find that Eclipse will ask you to update the project and afterwards the configured Java runtime in the project will have changed to reflec...
How do I look inside a Python object?
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globals()
locals()
callable()
type() and dir() are particularly useful for inspecting the type of an object and its set of attributes, respectively.
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