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How to do Base64 encoding in node.js?
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Buffers can be used for taking a string or piece of data and doing base64 encoding of the result. For example:
> console.log(Buffer.from("Hello World").toString('base64'));
SGVsbG8gV29ybGQ=
> console.log(Buffer.from("SGVsbG8gV29ybGQ=", 'b...
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
If there's some cross-platform C/C++ code that should be compiled on Mac OS X, iOS, Linux, Windows, how can I detect them reliably during preprocessor process?
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SqlAlchemy - Filtering by Relationship Attribute
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Good news for you: I recently made package that gives you filtering/sorting with "magical" strings as in Django, so you can now write something like
Patient.where(mother___phenoscore=10)
It's a lot shorter, especially for complex fi...
How assignment works with Python list slice?
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@Dubslow: you can do that by using the itertools module. For your case use the function islice, with start=1, stop=None. This will avoid any copies and use lazy evaluation (in your case lazy access ot the original list).
– Spiros
Jun 25 '15 at...
How to set versionName in APK filename using gradle?
...b files).
See Also: How to change the proguard mapping file name in gradle for Android project
#Solution for Recent Gradle Plugin
android {
compileSdkVersion 22
buildToolsVersion "22.0.1"
defaultConfig {
applicationId "com.company.app"
minSdkVersion 13
targetSdkVe...
Constructor overload in TypeScript
... @remcoder, that would always be true. Some kinds of type information are not available at runtime. For example, there is no concept of the interface IBox in the generated JavaScript. It could work for classes and built in types, but I suppose given the potential confusion around this...
How to refer to relative paths of resources when working with a code repository
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Try to use a filename relative to the current files path. Example for './my_file':
fn = os.path.join(os.path.dirname(__file__), 'my_file')
In Python 3.4+ you can also use pathlib:
fn = pathlib.Path(__file__).parent / 'my_file'
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How do I run all Python unit tests in a directory?
...ectory that contains my Python unit tests. Each unit test module is of the form test_*.py . I am attempting to make a file called all_test.py that will, you guessed it, run all files in the aforementioned test form and return the result. I have tried two methods so far; both have failed. I will s...
How can I troubleshoot my Perl CGI script?
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This answer is intended as a general framework for working through
problems with Perl CGI scripts and originally appeared on Perlmonks as Troubleshooting Perl CGI Scripts. It is not a complete guide to every
problem that you may encounter, nor a tutorial on bug squashing...
How do I create a multiline Python string with inline variables?
I am looking for a clean way to use variables within a multiline Python string. Say I wanted to do the following:
7 Answers...