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Change all files and folders permissions of a directory to 644/755
...ich basically means:
to change file modes -Recursively by giving:
user: read, write and eXecute permissions,
group and other users: read and eXecute permissions, but not -write permission.
Please note that X will make a directory executable, but not a file, unless it's already searchable/execut...
What's the u prefix in a Python string?
...ead simplest, probably flawed, solution this second.
A: You should really read Joel's Absolute Minimum Every Software Developer Absolutely, Positively Must Know About Unicode and Character Sets (No Excuses!) essay on character sets.
Q: sry no time code pls
A: Fine. try str('Some String') or 'Some...
Use numpy array in shared memory for multiprocessing
...
While the answers already given are good, there is a much easier solution to this problem provided two conditions are met:
You are on a POSIX-compliant operating system (e.g. Linux, Mac OSX); and
Your child processes need read-only access to t...
How to reliably open a file in the same directory as a Python script
...able (e.g. if the interpreter is invoked interactively or if the script is read from standard input), path[0] is the empty string, which directs Python to search modules in the current directory first. Notice that the script directory is inserted before the entries inserted as a result of PYTHONPATH...
What do Clustered and Non clustered index actually mean?
...crease the time it takes to write new records.
It is generally faster to read from a clustered index if you want to get back all the columns. You do not have to go first to the index and then to the table.
Writing to a table with a clustered index can be slower, if there is a need to rearrange th...
Biggest differences of Thrift vs Protocol Buffers?
...here is no way to do this in Thrift
I find Protocol Buffers much easier to read
Basically, they are fairly equivalent (with Protocol Buffers slightly more efficient from what I have read).
share
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When is .then(success, fail) considered an antipattern for promises?
...bit odd, this is actually what python has try-except-else for (recommended reading!).
// some_promise_call().then(logger.log).catch(logger.log)
try {
var results = some_call();
logger.log(results);
} catch(e) {
logger.log(e);
}
The catch logger will also handle exceptions from the suc...
What was the strangest coding standard rule that you were forced to follow? [closed]
...e? Personally I'd fail a code review for code that could be made easier to read by putting in another return.
– Mark Baker
Oct 20 '08 at 15:31
22
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See line breaks and carriage returns in editor
...-set the fileformat as unix without actually changing the contents. So vim reads it like a Unix file, sees the CR characters as extra and displays them as ^M.
– sundar - Reinstate Monica
Apr 20 '18 at 22:41
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How should strace be used?
...ster than GDB because it looks up errno codes for you, e.g. -EFAULT (oops, read-only buffer) or -ENOENT (oops, ran from the wrong directory where the relative path didn't work).)
– Peter Cordes
Apr 9 '19 at 6:50
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