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ArrayBuffer to base64 encoded string
I need an efficient (read native) way to convert an ArrayBuffer to a base64 string which needs to be used on a multipart post.
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Node.js spawn child process and get terminal output live
...wet with Node.js, but I have a few ideas. first, I believe you need to use execFile instead of spawn; execFile is for when you have the path to a script, whereas spawn is for executing a well-known command that Node.js can resolve against your system path.
1. Provide a callback to process the buffer...
ArrayList vs List in C#
...sing ArrayList in 64bit operating system takes 2x memory than using in the 32bit operating system. Meanwhile, generic list List<T> will use much low memory than the ArrayList.
for example if we use a ArrayList of 19MB in 32-bit it would take 39MB in the 64-bit. But if you have a generic list ...
Which is faster : if (bool) or if(int)?
...s an 8-bit value, and your system ABI requires it to "promote" small (< 32-bit) integer arguments to 32-bit when pushing them onto the call stack. So to compare a bool, the compiler generates code to isolate the least significant byte of the 32-bit argument that g receives, and compares it with c...
Convert string in base64 to image and save on filesystem in Python
I have a string in base64 format, which represents PNG image. Is there a way to save this image to the filesystem, as a PNG file?
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What is the correct way of using C++11's range-based for?
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PuppyPuppy
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Maximum length for MySQL type text
...2^24 (16 Megabytes)
LONGBLOB, LONGTEXT L + 4 bytes, where L < 2^32 (4 Gigabytes)
L is the number of bytes in your text field. So the maximum number of chars for text is 216-1 (using single-byte characters). Means 65 535 chars(using single-byte characters).
UTF-8/MultiByte encoding: u...
Android. WebView and loadData
...3 and 4.0.3.
In fact, I have no idea about what other values besides "base64" does the last parameter take. Some Google examples put null in there.
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How to format a DateTime in PowerShell
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If you got here to use this in cmd.exe (in a batch file):
powershell -Command (Get-Date).ToString('yyyy-MM-dd')
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How to detect if app is being built for device or simulator in Swift
...h(i386) build configuration returns true when the code is compiled for the 32–bit iOS simulator.
If you are developing for a simulator other than iOS, you can simply vary the os parameter: e.g.
Detect the watchOS simulator
#if (arch(i386) || arch(x86_64)) && os(watchOS)
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#endif
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