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Simpler way to create dictionary of separate variables?
...] )
Example
>>> some= 1
>>> list= 2
>>> of= 3
>>> vars= 4
>>> dict( (name,eval(name)) for name in ['some','list','of','vars'] )
{'list': 2, 'some': 1, 'vars': 4, 'of': 3}
sha...
libxml install error using pip
... be enough to install the known build dependencies of python-lxml or python3-lxml, e.g.
sudo apt-get build-dep python3-lxml
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Images can't contain alpha channels or transparencies
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23 Answers
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Replace one substring for another string in shell script
...urrences, use ${parameter//pattern/string}:
message='The secret code is 12345'
echo "${message//[0-9]/X}"
# prints 'The secret code is XXXXX'
(This is documented in the Bash Reference Manual, §3.5.3 "Shell Parameter Expansion".)
Note that this feature is not specified by POSIX — it...
How do I do a Date comparison in Javascript? [duplicate]
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answered Dec 3 '08 at 19:49
matt bmatt b
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Determining if a variable is within range?
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309
if i.between?(1, 10)
do thing 1
elsif i.between?(11,20)
do thing 2
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On design patterns: When should I use the singleton?
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362
On my quest for the truth I discovered that there are actually very few "acceptable" reasons t...
what is “strict mode” and how is it used?
...rict"; at the top of your code, before anything else.
For example, blah = 33; is valid JavaScript. It means you create a completely global variable blah.
But in strict mode its an error because you did not use the keyword "var" to declare the variable.
Most of the time you don't mean to create gl...
How do I format a string using a dictionary in python-3.x?
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Since the question is specific to Python 3, here's using the new f-string syntax, available sinc...
Error:(1, 0) Plugin with id 'com.android.application' not found
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Updated Answer (Apr. 10, 2020)
Latest Gradle: 6.3
Version check:
./gradlew -v
How to update:
Set URL: ./gradlew wrapper --gradle-version=3.6.2 --distribution-type=all
Update: ./gradlew wrapper
Latest Android Gradle Plugin: 3.6.2
If you add the following code snippet to...