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Base64: What is the worst possible increase in space usage?

If a server received a base64 string and wanted to check it's length before converting,, say it wanted to always permit the final byte array to be 16KB. How big could a 16KB byte array possibly become when converted to a Base64 string (assuming one byte per character)? ...
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How to loop through a plain JavaScript object with the objects as members?

... 796 Under ECMAScript 5, you can combine Object.keys() and Array.prototype.forEach(): var obj =...
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bash: Bad Substitution

...5 P.PP.P 84.8k1414 gold badges129129 silver badges180180 bronze badges ...
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Key hash for Android-Facebook app

... Here are the steps- Download openssl from Google code (If you have a 64 bit machine you must download openssl-0.9.8e X64 not the latest version) Extract it. create a folder- OpenSSL in C:/ and copy the extracted code here. detect debug.keystore file path. If u didn't find, then do a search in ...
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How does Python manage int and long?

...hon 2: sys.maxint contains the maximum value a Python int can hold. On a 64-bit Python 2.7, the size is 24 bytes. Check with sys.getsizeof(). Python 3: sys.maxsize contains the maximum size in bytes a Python int can be. This will be gigabytes in 32 bits, and exabytes in 64 bits. Such a large in...
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Undefined symbols for architecture arm64

... The issue is that the cocoapods have not been built for arm64 architecture yet thus they cannot be linked when you build them. Likely you cannot use those packages until they are updated and use that architecture. You can fix the linker error by going to project -> target (your ...
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Identify duplicates in a List

...s that with the default load factor of 0.75f, the resize threshold will be 96, so there will be a resize before you have added 100 elements. Thankfully, resizing is not that expensive anymore. With up to date JREs, resizing is not rehashing anymore, the elements just get distributed between their tw...
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Maximum length of a table name in MySQL

... 64 characters according to this. share | improve this answer | follow | ...
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Eclipse reported “Failed to load JNI shared library” [duplicate]

... First, ensure that your version of Eclipse and JDK match, either both 64-bit or both 32-bit (you can't mix-and-match 32-bit with 64-bit). Second, the -vm argument in eclipse.ini should point to the java executable. See http://wiki.eclipse.org/Eclipse.ini for examples. If you're unsure of wha...
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