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Heavy usage of Python at Google [closed]
...e answer, because by the time I interviewed at Google in 2004 Python was already prominent at Google.
Indeed, there's one apparently attractive explanation that I can definitely deny: it's not that Google uses Python because it employs so many prominent Pythonistas -- rather, most "prominent Python...
How to get the second column from command output?
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You don't need awk for that. Using read in Bash shell should be enough, e.g.
some_command | while read c1 c2; do echo $c2; done
or:
while read c1 c2; do echo $c2; done < in.txt
...
VIM + JSLint?
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@jamessan: the mylintrun.js script reads the file from stdin. So that's what the catting is for. For the error output mylintrun.js needs also the file name, so it is given as an argument. You could modify the script to open the file for reading instead of read...
Do spurious wakeups in Java actually happen?
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The Wikipedia article on spurious wakeups has this tidbit:
The pthread_cond_wait() function in Linux is implemented using the futex system call. Each blocking system call on Linux returns abruptly with EINTR when the process receives a signal. ... pthread_cond_wait() can't restart the waiti...
The definitive guide to form-based website authentication [closed]
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PART I: How To Log In
We'll assume you already know how to build a login+password HTML form which POSTs the values to a script on the server side for authentication. The sections below will deal with patterns for sound practical auth, and how to avoid the most commo...
How can I format my grep output to show line numbers at the end of the line, and also the hit count?
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new linux user is lazy of reading man page. But if they use linux enough, they will be used to it :) It's super useful :)
– Dzung Nguyen
Jun 12 '12 at 14:04
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Where are environment variables stored in registry?
...s an environment variable remotely. To do this I think the best way is to read it from registry.
4 Answers
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Can Retrofit with OKHttp use cache data when offline
... if (Utils.isNetworkAvailable(context)) {
int maxAge = 60; // read from cache for 1 minute
return originalResponse.newBuilder()
.header("Cache-Control", "public, max-age=" + maxAge)
.build();
} else {
int maxStale =...
Make copy of an array
... time, don't matter. The more important point is that src.clone() is more readable and has far less opportunity for error than allocating a new array and doing arraycopy. (And also happens to be fast.)
– Brian Goetz
Mar 17 at 14:03
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How to convert timestamps to dates in Bash?
...]]
then
if [[ -p /dev/stdin ]] # input from a pipe
then
read -r p
else
echo "No timestamp given." >&2
exit
fi
else
p=$1
fi
date -d "@$p" +%c
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