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Why is a round-trip conversion via a string not safe for a double?
...nal number, and hence it would return 17 digits.
Proof: run the following 64-bit code (most of which I extracted from the Microsoft Shared Source CLI 2.0) in your debugger and examine v at the end of main:
#include <stdlib.h>
#include <string.h>
#include <math.h>
#define min(a, ...
.NET / C# - Convert char[] to string
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84
Use the constructor of string which accepts a char[]
char[] c = ...;
string s = new string(c);...
Android Bitmap to Base64 String
...do I convert a large Bitmap (photo taken with the phone's camera) to a Base64 String?
7 Answers
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clang: how to list supported target architectures?
...RM may have several LLVM architectures such as regular ARM, Thumb and AArch64. This is mainly for implementation convenience because the different execution modes have very different instruction encodings and semantics.
For each of the architectures listed, llc -march=ARCH -mattr=help will list "ava...
Where are the PostgreSQL logs on macOS?
...acports), and all the logs can be found here
/opt/local/var/log/postgresql84/postgres.log
/opt/local/var/log/postgresql91/postgres.log
/opt/local/var/log/postgresql92/postgres.log
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Omit rows containing specific column of NA
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84
You could use the complete.cases function and put it into a function thusly:
DF <- data.fra...
How to automatically generate getters and setters in Android Studio
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for macOS, ⌘+N by default.
Right-click and choose "Generate..." to see current mapping. You c...
Python: Ignore 'Incorrect padding' error when base64 decoding
I have some data that is base64 encoded that I want to convert back to binary even if there is a padding error in it. If I use
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What is the bit size of long on 64-bit Windows?
Not to long ago, someone told me that long are not 64 bits on 64 bit machines and I should always use int . This did not make sense to me. I have seen docs (such as the one on Apple's official site) say that long are indeed 64 bits when compiling for a 64-bit CPU. I looked up what it was on 64-...
How to check whether a string is Base64 encoded or not
I want to decode a Base64 encoded string, then store it in my database. If the input is not Base64 encoded, I need to throw an error.
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