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Activate a virtualenv via fabric as deploy user
...ualenv
>>> with virtualenv('/home/me/venv/'):
... run('python foo')
fabric-virtualenv makes use of fabric.context_managers.prefix, which might be a good way :)
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jQuery - Detect value change on hidden input field
...ss an element to the function to start tracking
trackChange( $("input[name=foo]")[0] );
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How do I move a redis database from one server to another?
...directly to Redis-2 from Redis-1, use ssh port binding:
ssh user@redis-2.foo.com -L 1234:127.0.0.1:6379
A small script to loop all the keys using KEYS and MIGRATE each key. This is Perl, but hopefully you get the idea:
foreach ( $redis_from->keys('*') ) {
$redis_from->migrate(
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MISCONF Redis is configured to save RDB snapshots
During writes to Redis ( SET foo bar ) I am getting the following error:
31 Answers
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How to set environment variable for everyone under my linux system?
...installed file is entirely commented out, and if I add something like echo foo>/home/me/bar and reboot (and log in again), that file doesn't get created. (There's probably a more elegant way to test this, but I wanted to be sure before commenting here.)
– Michael Scheper
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What's the best way to cancel event propagation between nested ng-click calls?
...ly difference is that I called directly on ng-click. <tr ng-click="ctr.foo(); $event.preventDefault()">.....</tr>
– MilitelloVinx
Dec 23 '16 at 21:15
add a commen...
How to print to console when using Qt
... as a method into the class, and then you wouldn't even need to pass this: Foo& no_const() const { return ::no_const(this); } No typos, I promise.
– Unslander Monica
Apr 19 '16 at 14:36
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Is it valid to replace http:// with // in a ?
...rer 3.0.
RFC 3986 defines a URI as composed of the following parts:
foo://example.com:8042/over/there?name=ferret#nose
\_/ \______________/\_________/ \_________/ \__/
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scheme authority path query fragment
Wh...
How to execute a MySQL command from a shell script?
...u<user> -p<password> database -e \
"SELECT * FROM blah WHERE foo='bar';"
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@synthesize vs @dynamic, what are the differences?
...ssor it must still be backed by a real field (e.g., if you write -(int) getFoo(); you must have an int foo; field). If the value is being produce by something else (e.g. calculated from other fields) then you have to use @dynamic.
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