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When should we implement Serializable interface?
...dition checks your constructors or factory methods perform. Unless tricky, error prone, and difficult to test extra deserialization code is written, your code probably has a gaping security weakness.
Testing interoperability of different versions of the serialized form is very difficult.
Handling of...
How to check if a table contains an element in Lua?
...table with the specified key. the line "return set[key] ~= nil" fixes that error.
– oers
May 17 '12 at 8:19
Perhaps al...
AngularJS: How can I pass variables between controllers?
...es, and most important, it will help to avoid unexpected and non-catchable errors.
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Pandas dataframe get first row of each group
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@RonanPaixão : Somehow when I give range, it throws an error: TypeError: n needs to be an int or a list/set/tuple of ints
– Peaceful
Dec 15 '16 at 6:24
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Why does dividing two int not yield the right value when assigned to double?
... this casting to prevent type inaccuracies without raising an exception or error).
If you'd like to keep the result as a double you're going to want to create a situation where you have
double var = double result
The easiest way to do that is to force the expression on the right side of an equatio...
How to generate a random alpha-numeric string?
...identifiers is about 2‑52, which is probably less likely than undetected errors from cosmic rays, etc.
Comparison with UUIDs
According to their specification, UUIDs are not designed to be unpredictable, and should not be used as session identifiers.
UUIDs in their standard format take a lot of ...
When to use ko.utils.unwrapObservable?
... it is just a property and I call it like a function, then you will get an error. ko.utils.unwrapObservable will safely return you the value regardless of whether you were passed an observable or not.
– RP Niemeyer
Mar 8 '12 at 22:10
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POST request send json data java HttpUrlConnection
...tion.HTTP_CREATED) {
throw new RuntimeException("Failed : HTTP error code : "
+ conn.getResponseCode());
}
BufferedReader br = new BufferedReader(new InputStreamReader(
(conn.getInputStream())));
String output;
System.out....
Simple calculations for working with lat/lon and km distance?
...ula using the WGS84 reference ellipsoid (the model used for GPS). But the error is probably negligible for your purposes.
Source: http://en.wikipedia.org/wiki/Latitude
Caution: Be aware that latlong coordinates are expressed in degrees, while the cos function in most (all?) languages typically ac...
Proper way to wait for one function to finish before continuing?
...using promises directly (most of the time). If you need to handle catching errors then use it with try/catch. Read about it more here: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/async_function .
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