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Difference between timestamps with/without time zone in PostgreSQL
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The behaviour differs depending on at least three factors:
The timezone setting in the client.
The data type (i.e. WITH TIME ZONE or WITHOUT TIME ZONE) of the value.
Whether the value is specified with a particular time zone.
Here are examples covering the combinations of those factors:
foo=&g...
How to prove that a problem is NP complete?
...m of vertex covers (that is, for some graph G, does it have a vertex cover set of size k such that every edge in G has at least one vertex in the cover set?) is in NP:
our input X is some graph G and some number k (this is from the problem definition)
Take our information C to be "any possible sub...
Is element block level or inline level?
...xt, but also have a width and height like block elements.
In CSS, you can set an element to display: inline-block to make it replicate the behaviour of images*.
Images and objects are also known as "replaced" elements, since they do not have content per se, the element is essentially replaced by b...
Hibernate: Automatically creating/updating the db tables based on entity classes
... and then drop them when you close the sessionFactory.
Perhaps you should set the javax.persistence.Table annotation explicitly?
Hope this helps.
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How efficient can Meteor be while sharing a huge collection among many clients?
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publish function. The publish function's job is to figure out the set
of documents that its client should have and send each document property
into the merge box. It runs once for each new subscribing client. You
can put any JavaScript you want in the publish function, such as
arbitrarily...
In tmux can I resize a pane to an absolute value
...work using tmux 1.9 It resizes but not to the correct value. My conf: set -g default-terminal "screen" new splitw -v selectp -t 0 resize-pane -t 0 -y 5 set -g status off Its almost like tmux has a minimum value or something for auto setting the rows during load.
– tgwaste...
TypeError: 'dict_keys' object does not support indexing
...on3.x, d.keys() returns a dict_keys object which behaves a lot more like a set than a list. As such, it can't be indexed.
The solution is to pass list(d.keys()) (or simply list(d)) to shuffle.
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The provider is not compatible with the version of Oracle client
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Chris' strategy and Pandincus' library set worked for me. I'm calling the oracle client through PowerShell, so I put the library set in the PowerShell executable directory.
– quillbreaker
Aug 3 '11 at 16:56
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bash HISTSIZE vs. HISTFILESIZE?
...re copied/appended to $HISTFILE from that "list".
If HISTFILESIZE is set, then after this operation, it is ensured
that only $HISTFILESIZE lines (latest) exist in $HISTFILE . And
when the shell starts, the "list" is initialized from $HISTFILE upto
a maximum of $HISTSIZE commands.
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google oauth2 redirect_uri with several parameters
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You cannot add anything to the redirect uri, redirect uri is constant as set
in the app settings of Oauth.
eg :http://www.example.com/redirect.html
To pass several parameters to your redirect uri, have them stored in state
parameter before calling Oauth url, the url after authorization will send t...