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How to list the files inside a JAR file?
I have this code which reads all the files from a directory.
16 Answers
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Double not (!!) operator in PHP
... "double-not-operator" or "double not-operator" .. depends how you read it.
– nickf
Jan 24 '10 at 14:24
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AngularJs $http.post() does not send data
...is 'hacky'--- php.net states: "file_get_contents() is the preferred way to read the contents of a file into a string. It will use memory mapping techniques if supported by your OS to enhance performance." Granted we're not reading a file in this situation but we are nonetheless reading posted json d...
Checking from shell script if a directory contains files
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How about the following:
if find /some/dir/ -maxdepth 0 -empty | read v; then echo "Empty dir"; fi
This way there is no need for generating a complete listing of the contents of the directory. The read is both to discard the output and make the expression evaluate to true only when somet...
DDD - the rule that Entities can't access Repositories directly
...ample: Chatroom user is not allowed to change their name to a name thats already been used by someone else. I'd like that rule to be built into by ChatUser entity, but its not very easy to do if you can't hit the repository from there. So what should I do?
– codeulike
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What is console.log?
...a complete reference go to http://getfirebug.com/logging and I suggest you read it. (Traces, groups, profiling, object inspection).
Hope this helps!
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Why aren't python nested functions called closures?
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The question has already been answered by aaronasterling
However, someone might be interested in how the variables are stored under the hood.
Before coming to the snippet:
Closures are functions that inherit variables from their enclosing ...
What Every Programmer Should Know About Memory?
...d. "What every programmer should know about memory" is definitely worth to read, but, well, I don't think it's for "every programmer". It's more suitable for system/embedded/kernel guys.
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How do I partially update an object in MongoDB so the new object will overlay / merge with the exist
... with the contents of another document, but only the fields that are not already present, and completely ignore the fields that are already set (even if to another value).
There is no way to do that in a single command.
You have to query the document first, figure out what you want to $set and the...
How do BitTorrent magnet links work?
...he swarm, and asks them for the connection information of any peers they already know of who are participating in the swarm.
When peers are uploading/downloading a particular torrent, they try to tell each other about all of the other peers they know of that are participating in the same torrent sw...