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iOS: block copied and added to mutable array, do I need to release them when empty the array?

ios objective-c nsmutablearray objective-c-blocks

How to DTOs fit into the Repository+Service Pattern of MVC Applications?

asp.net-mvc model-view-controller dto

Shell Namespace Extension in Delphi Using the VCL

delphi com vcl

JMS queue polling example

java jms activemq-classic apache-camel

Execute multiline R expression from shell (with indentation)

r bash shell r-markdown

Spark count & percentage for every column values Exception handling and loading to Hive DB

scala apache-spark hadoop hive apache-spark-sql

Setting a ttk.Checkbutton to neither on nor off, tristate

python tkinter

How to record and save at 240 frames per second?

ios swift avcapturesession

Twilio Error - 52134 Invalid APNs device token

ios swift twilio voip

Trying to solve Constraint over Ancestor Relation with SBV

haskell z3 sbv

How to convert int64 datatype columns of parquet file to timestamp in SparkSQL data frame?

apache-spark hive pyspark apache-spark-sql

Pandas Rolling Groupby Shift back 1, Trying to lag rolling sum

python pandas pandas-groupby rolling-sum

How to easily get to the ancestor element that is placed 12 levels up from its descendent?

javascript

How do I compute aggregates of aggregates for labels/tooltips?

python vega-lite altair

Python vectorization, how to get all index for every row with numpy

python python-3.x numpy vectorization simulation

static assert for C90 on gcc

c gcc static-assert

MongoDbContext for data migration in EF core?

mongodb entity-framework database-migration ef-core-2.2

Kotlin is not taking "is" as start of json key

json kotlin key

How to run yocto developed raspberry pi image in qemu?

yocto qemu meta-raspberrypi

What's a better way to initialize with zero or increment for objects?

javascript javascript-objects
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