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How to store arbitrary data for some HTML tags
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365
Which version of HTML are you using?
In HTML 5, it is totally valid to have custom attributes p...
What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?
... res.push(this[i]);
}
}
return res;
};
console.log([0, 5, 0, 3, 0, 1, 0].filter_0());
//prints [5,3,1]
This is a standard way to extend objects and add new methods. Lots of libraries do this.
However, let's look at how for in works now:
var listeners = ["a", "b", "c"];
for (o ...
Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6
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Worked for me, sort of.. .
(Windows 8.1 Pro 64 Bit, Java JDK 1.7 Update 25, Eclipse Standard Kepler Service Release 1, Android Development Toolkit 22.6.0.v201403010043-1049357)
Update 1
Further research revealed that launching AVD Manager from SDK Manager (Tools --> Manage AVDs...) also works...
No tests found with test runner 'JUnit 4'
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158
this just happened to me. Rebuilding or restarting Eclipse didn't help.
I solved it by renamin...
How to get the command line args passed to a running process on unix/linux systems?
...9
jpaugh
5,44044 gold badges3232 silver badges7979 bronze badges
answered May 4 '09 at 20:26
markus_bmarkus_b
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Counting the number of elements with the values of x in a vector
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521
You can just use table():
> a <- table(numbers)
> a
numbers
4 5 23 34 43 54 ...
Try/Catch block in PHP not catching Exception
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answered Oct 25 '11 at 16:56
PijusnPijusn
9,76977 gold badges4646 silver badges7373 bronze badges
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Apache Spark: The number of cores vs. the number of executors
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58
To hopefully make all of this a little more concrete, here’s a worked example of configuring...
Find the host name and port using PSQL commands
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The default PostgreSQL port is 5432. The host that the database is operating on should have been provided by your hosting provider; I'd guess it would be the same host as the web server if one wasn't specified. Typically this would be configured as local...
Waiting until two async blocks are executed before starting another block
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305
Use dispatch groups: see here for an example, "Waiting on Groups of Queued Tasks" in the "Dispat...