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pod install -bash: pod: command not found
I installed pod some time ago. However, it's stopped working so I'm working through this again.
21 Answers
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How can I read a text file in Android?
...d the text from a text file. In the code below, an exception occurs (that means it goes to the catch block). I put the text file in the application folder. Where should I put this text file (mani.txt) in order to read it correctly?
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Preferred way to create a Scala list
...able ListBuffer, create a var list and modify it, use a tail recursive method, and probably others that I don't know about.
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Dictionaries and default values
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Like this:
host = connectionDetails.get('host', someDefaultValue)
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What are deferred objects?
...ess or failure state of any synchronous or asynchronous function.
Deferred Methods:
deferred.done()
Add handlers to be called when the Deferred object is resolved.
deferred.fail()
Add handlers to be called when the Deferred object is rejected.
deferred.isRejected()
Determine whether a Deferr...
Get names of all keys in the collection
I'd like to get the names of all the keys in a MongoDB collection.
21 Answers
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How do I concatenate two text files in PowerShell?
...tenate more than two files with this style, too.
If the source files are named similarly, you can use wildcards:
Get-Content inputFile*.txt | Set-Content joinedFile.txt
Note 1: PowerShell 5 and older versions allowed this to be done more concisely using the aliases cat and sc for Get-Content and Se...
ansible: lineinfile for several lines?
The same way there is a module lineinfile to add one line in a file, is there a way to add several lines?
8 Answers
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Why does GCC generate such radically different assembly for nearly the same C code?
While writing an optimized ftol function I found some very odd behaviour in GCC 4.6.1 . Let me show you the code first (for clarity I marked the differences):
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json_encode/json_decode - returns stdClass instead of Array in PHP
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Take a closer look at the second parameter of json_decode($json, $assoc, $depth) at https://secure.php.net/json_decode
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