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How to check whether a string is Base64 encoded or not

... for PHP5 //where $json is some data that can be base64 encoded $json=some_data; //this will check whether data is base64 encoded or not if (base64_decode($json, true) == true) { echo "base64 encoded"; } else { echo "not base64 encoded"; } Use this for PHP7 //$strin...
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Why does sudo change the PATH?

... Don't alias sudo; see answer from @Jacob about Defaults env_reset. – greg_1_anderson Aug 19 '12 at 18:35  |  show 7 more comme...
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Close iOS Keyboard by touching anywhere using Swift

... edited Sep 22 '15 at 7:16 crazy_phage 49388 silver badges2222 bronze badges answered Nov 3 '14 at 2:09 King-W...
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What does send() do in Ruby?

... variable before send, that means that the global Object is used: send :to_s # "main" send :class # Object share | improve this answer | follow | ...
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std::unique_lock or std::lock_guard?

... The difference is that you can lock and unlock a std::unique_lock. std::lock_guard will be locked only once on construction and unlocked on destruction. So for use case B you definitely need a std::unique_lock for the condition variable. In case A it depends whether you need to relo...
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How do I remove a key from a JavaScript object? [duplicate]

...isIsObject= { 'Cow' : 'Moo', 'Cat' : 'Meow', 'Dog' : 'Bark' }; _.omit(thisIsObject,'Cow'); //It will return a new object => {'Cat' : 'Meow', 'Dog' : 'Bark'} //result If you want to modify the current object, assign the returning object to the current object. thisIsObject = _.omit...
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What are the differences between django-tastypie and djangorestframework? [closed]

... do Django-style inequality filters: http://www.example.com/api/person?age__gt=30 or OR queries: http://www.example.com/api/mymodel?language__in=en&language__in=fr these are possible with djangorestframework, but you have to write custom filters for each model. For tracebacks, I've been m...
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Is there a way to perform “if” in python's lambda

... If you still want to print you can import future module from __future__ import print_function f = lambda x: print(x) if x%2 == 0 else False share | improve this answer | ...
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How does this checkbox recaptcha work and how can I use it?

...mething together using gstatic.com/recaptcha/api2/r20140903161709/recaptcha__en.js if you search for "g-recaptcha", "I'm not a robot" or "checkbox" you can find the code that is implementing it there. – Ian M Sep 9 '14 at 12:26 ...
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How to fix a locale setting warning from Perl?

... Your OS doesn't know about en_US.UTF-8. You didn't mention a specific platform, but I can reproduce your problem: % uname -a OSF1 hunter2 V5.1 2650 alpha % perl -e exit perl: warning: Setting locale failed. perl: warning: Please check that your locale ...