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Does JavaScript have a method like “range()” to generate a range within the supplied bounds?
...).fill(1).map((x, y) => x + y)
And if you need a function with a step param:
const range = (start, stop, step = 1) =>
Array(Math.ceil((stop - start) / step)).fill(start).map((x, y) => x + y * step)
share
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Grasping the Node JS alternative to multithreading
...ode.js server has an internal thread pool so it can perform blocking operations and notify the main thread with a callback or event when things complete.
So I imagine that it will make limited use of another core for the thread pool, for example if you do a non-blocking file system read this is li...
what is the difference between 'transform' and 'fit_transform' in sklearn
...In scikit-learn estimator api,
fit() : used for generating learning model parameters from training data
transform() :
parameters generated from fit() method,applied upon model to generate transformed data set.
fit_transform() :
combination of fit() and transform() api on same data set
Checkou...
Deleting all pending tasks in celery / rabbitmq
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For Celery 2.x and 3.x:
When using worker with -Q parameter to define queues, for example
celery worker -Q queue1,queue2,queue3
then celery purge will not work, because you cannot pass the queue params to it. It will only delete the default queue.
The solution is to start...
Boolean literals in PowerShell
...oolean literals $true and $false also work as is when used as command line parameters for PowerShell (PS) scripts. For the below PS script which is stored in a file named installmyapp.ps1:
param (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS fi...
PHP DOMDocument loadHTML not encoding UTF-8 correctly
...nglish characters do not cause any problem when you use saveHTML() without parameters (because English characters are saved as single byte characters in UTF-8)
The problem happens when you have multi-byte characters (such as Chinese, Russian, Arabic, Hebrew, ...etc.)
I recommend reading this artic...
Change limit for “Mysql Row size too large”
...longblob field disappeared as soon as I increased the innodb_log_file_size parameter. Also was running 5.6.20.
– adamup
Sep 14 '14 at 14:06
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How do I turn a String into a InputStreamReader in java?
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Or just use getBytes() without a parameter... Arguably it should not exist, but it will use the default encoding.
– Michael Borgwardt
Aug 11 '09 at 15:34
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JAX-RS / Jersey how to customize error handling?
...ersey. I've successfuly created a Root Resource and am playing around with parameters:
11 Answers
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Alternatives to gprof [closed]
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Valgrind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to...