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An “and” operator for an “if” statement in Bash
...ses spawned) as if [ -f filename ]. In both cases the test program will be started, and both processes should behave identically.
Here's your mistake: if [ $STATUS -ne 200 ] -a [[ "$STRING" != "$VALUE" ]] will parse to if + some job, the job being everything except the if itself. The job is only a s...
How do you discover model attributes in Rails?
...e an obvious thing to do for a rails model. I'm always disappointed when I start typing an attribute name and it doesn't autocomplete.
– frankodwyer
Aug 17 '09 at 23:27
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What is the relationship between the docker host OS and the container base image OS?
...most of the basic tuts. Despite this I was confused on this topic, and was starting to assume that the best performance from docker (based on the architecture diagrams from the site) would require a match on the host and container OS. I am new to the concept of the "linux kernel" so this was not im...
How to change highlighted occurrences color in Eclipse's sidebar?
... seem to refer to Indigo) is that the change won't take effect until you restart the program.
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querySelector, wildcard element match?
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[id^='someId'] will match all ids starting with someId.
[id$='someId'] will match all ids ending with someId.
[id*='someId'] will match all ids containing someId.
If you're looking for the name attribute just substitute id with name.
If you're talking ab...
ERROR: permission denied for sequence cities_id_seq using Postgres
...NCE public.cities_id_seq
INCREMENT 1
MINVALUE 0
MAXVALUE 1
START 1
CACHE 1;
ALTER TABLE public.cities_id_seq OWNER TO pgowner;
pgowner will be your database user.
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How to generate a random alpha-numeric string?
...va.lang.String random(int count, int start, int end, boolean letters, boolean numbers, @Nullable char[] chars,...
What is the difference between Θ(n) and O(n)?
...tude, one can validly say f(n) = Θ(g(n)) or f(n) is in big theta of g(n).
Starting with the right, the simpler example, it is saying the upper bound g(n) is simply the order of magnitude and ignores the constant c (just as all big O notation does).
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Get the current file name in gulp.src()
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});
Output:
[gulp] Using gulpfile /app/build/gulpfile.js
[gulp] Starting 'reactify'...
[gulp] Finished 'reactify' after 2.92 ms
[gulp] Using file /app/staging/web/content/view/logon.jsx
[gulp] Using file /app/staging/web/content/view/components/rauth.jsx
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How can I get browser to prompt to save password?
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Starting with Chrome version 46 you can now also dynamically inject forms and they will be recognized as "real" login form which credentials can be saved. See stackoverflow.com/a/33113374/810109
– mkurz
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