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Disable Enable Trigger SQL server for a table
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use the following commands instead:
ALTER TABLE table_name DISABLE TRIGGER tr_name
ALTER TABLE table_name ENABLE TRIGGER tr_name
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impro...
In Python, how can you load YAML mappings as OrderedDicts?
I'd like to get PyYAML 's loader to load mappings (and ordered mappings) into the Python 2.7+ OrderedDict type, instead of the vanilla dict and the list of pairs it currently uses.
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Is there a “goto” statement in bash?
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No, there is not; see §3.2.4 "Compound Commands" in the Bash Reference Manual for information about the control structures that do exist. In particular, note the mention of break and continue, which aren't as flexible as goto, but are more flexible in Bash than in som...
How to sum all column values in multi-dimensional array?
...ing array_column() then at first you may consider to get all unique keys , and then get the sum for each key :
$final = array();
foreach($input as $value)
$final = array_merge($final, $value);
foreach($final as $key => &$value)
$value = array_sum(array_column($input, $key));
unset...
Best way to list files in Java, sorted by Date Modified?
...h that the oldest files are first. My solution was to call File.listFiles and just resort the list based on File.lastModified, but I was wondering if there was a better way.
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How to maintain a Unique List in Java?
... no duplicate elements. More formally, sets contain no pair of elements e1 and e2 such that e1.equals(e2), and at most one null element. As implied by its name, this interface models the mathematical set abstraction.
Note: Great care must be exercised if mutable objects are used as set elements...
Case objects vs Enumerations in Scala
...es. However, I find in general that enumerations are a bit clumsy in Scala and have the feel of an awkward add-on, so I now tend to use case objects. A case object is more flexible than an enum:
sealed trait Currency { def name: String }
case object EUR extends Currency { val name = "EUR" } //etc.
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HTTP error 403 in Python 3 Web Scraping
... This works but I feel like they must have a good reason to block bots and I'm violating their terms of service
– xjcl
Oct 11 '19 at 7:19
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
In Python, I'm trying to run a method in a class and I get an error:
8 Answers
8
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How to write a Unit Test?
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Define the expected and desired output for a normal case, with correct input.
Now, implement the test by declaring a class, name it anything (Usually something like TestAddingModule), and add the testAdd method to it (i.e. like the one below) :...