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Download multiple files with a single action
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HTTP does not support more than one file download at once.
There are two solutions:
Open x amount of windows to initiate the file downloads (this would be done with JavaScript)
preferred solution create a script to zip the files
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How can you undo the last git add?
...e last staged (not committed) change in git ? Suppose there were a lot of files in the current branch, some staged, some not. At some point, some foolish programmer accidentally executed:
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Handling file renames in git
I'd read that when renaming files in git , you should commit any changes, perform your rename and then stage your renamed file. Git will recognise the file from the contents, rather than seeing it as a new untracked file, and keep the change history.
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diff to output only the file names
...ommand that will recursively compare two directories and output only the file names of what is different. This includes anything that is present in one directory and not the other or vice versa, and text differences.
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Unzipping files in Python
I read through the zipfile documentation , but couldn't understand how to unzip a file, only how to zip a file. How do I unzip all the contents of a zip file into the same directory?
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In C#, what happens when you call an extension method on a null object?
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{
if(obj == null) throw new ArgumentNullException(parameterName);
}
etc
Fundamentally, calls to static calls are very literal - i.e.
string s = ...
if(s.IsNullOrEmpty()) {...}
becomes:
string s = ...
if(YourExtensionClass.IsNullOrEmpty(s)) {...}
where there is obviously no null check.
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Replace a string in a file with nodejs
I use the md5 grunt task to generate MD5 filenames. Now I want to rename the sources in the HTML file with the new filename in the callback of the task. I wonder what's the easiest way to do this.
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What's the difference between the 'ref' and 'out' keywords?
...rstand how the value types work right? Value types are (int, long, struct etc.). When you send them in to a function without a ref command it COPIES the data. Anything you do to that data in the function only affects the copy, not the original. The ref command sends the ACTUAL data and any change...
Java Immutable Collections
...n to allow you to check that your code actually is immutable (use of final etc.).
Second, it provides the persistent collections from Clojure, (with added generics) and ensures that elements added to the collections are immutable. Performance of these is apparently pretty good. Collections are ...
How do I remove a single file from the staging area (undo git add)?
Situation: I have a Git repository with files already in the index. I make changes to several files, open Git and add these files to my staging area with "git add ."
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