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How to do two-way filtering in AngularJS?
... a convenient way to apply, for example, culture-specific currency or date formatting of a model's properties. It is also nice to have computed properties on the scope. The problem is that neither of these features work with two-way databinding scenarios - only one-way databinding from the scope to ...
Filter dataframe rows if value in column is in a set list of values [duplicate]
...9' ... # $ means end of string
... '600141' ...
... '600329' ...
... ... ...
Suppose now we have a list of strings which we want the values in 'STK_ID' to end with, e.g.
endstrings = ['01$', '02$', '05$']
We can join these strings with the regex 'o...
JavaScript function to add X months to a date
...ate.setDate(0);
}
return date;
}
// Add 12 months to 29 Feb 2016 -> 28 Feb 2017
console.log(addMonths(new Date(2016,1,29),12).toString());
// Subtract 1 month from 1 Jan 2017 -> 1 Dec 2016
console.log(addMonths(new Date(2017,0,1),-1).toString());
// Subtract 2 months from...
Code Golf: Lasers
...dish s///e with side effects. In the golfed code, the tr is written in the form y''' which allows me to skip backslashing one backslash.
die "true\n" if />x/; die "false\n" if />#/;
Terminate with the right message if we hit the target or a wall.
$s = $1 if s/>(.)/$s$d{$1}/;
If there'...
Add days to JavaScript Date
...T Fail</th>
</tr>
<tr><td>03/10/2013</td></tr>
<tr><td>11/03/2013</td></tr>
<tr><td>03/09/2014</td></tr>
<tr><td>11/02/2014</td></tr>
<...
How do I tell Maven to use the latest version of a dependency?
... Maven super POM. You can do this with either "-Prelease-profile" or "-DperformRelease=true"
It's worth emphasising that any approach that allows Maven to pick the dependency versions (LATEST, RELEASE, and version ranges) can leave you open to build time issues, as later versions can have differe...
What kinds of patterns could I enforce on the code to make it easier to translate to another program
...u need symbol tables and flow analysis to do good program analysis or transformation. ASTs are necessary but not sufficient. This is the reason that Aho&Ullman's compiler book doesn't stop at chapter 2. (The OP has this right in that he is planning to build additional machinery beyond the AS...
ServiceStack vs ASP.Net Web API [closed]
...ctices remote services
ServiceStack has a primary focus on simplicity, performance and in promoting web/remote service best-practices centered around embracing Martin Fowlers remote-service design patterns in as idiomatic C# as possible:
The Facade Pattern - Which suggests the usage of batchful, ...
How to make good reproducible pandas examples
...),
# a date range and set of random dates
'f':pd.date_range('1/1/2011', periods=6, freq='D'),
'g':np.random.choice( pd.date_range('1/1/2011', periods=365,
freq='D'), 6, replace=False)
})
This produces:
a b c d e f ...
Is file append atomic in UNIX?
...l also need to call fsync(2) after every write, but that's terrible for performance.
Clarification: read the comments and Oz Solomon's answer. I'm not sure that O_APPEND is supposed to have that PIPE_BUF size atomicity. It's entirely possible that it's just how Linux implemented write(), or it may ...