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Convert a byte array to integer in Java and vice versa
...rticular, the ByteBuffer. It can do all the work for you.
byte[] arr = { 0x00, 0x01 };
ByteBuffer wrapped = ByteBuffer.wrap(arr); // big-endian by default
short num = wrapped.getShort(); // 1
ByteBuffer dbuf = ByteBuffer.allocate(2);
dbuf.putShort(num);
byte[] bytes = dbuf.array(); // { 0, 1 }
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Populate data table from data reader
I'm doing a basic thing in C# (MS VS2008) and have a question more about proper design than specific code.
5 Answers
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How do you represent a JSON array of strings?
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303
I'll elaborate a bit more on ChrisR awesome answer and bring images from his awesome reference....
Get the key corresponding to the minimum value within a dictionary
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answered Jul 19 '10 at 16:21
community wiki
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C++ sorting and keeping track of indexes
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305
Using C++ 11 lambdas:
#include <iostream>
#include <vector>
#include <numeric&g...
How to check if a file exists in Documents folder?
...rchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)[0];
NSString* foofile = [documentsPath stringByAppendingPathComponent:@"foo.html"];
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:foofile];
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Query for array elements inside JSON type
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edited Jun 20 at 9:12
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111 silver badge
answered Mar 29 '14 at 22:25
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Installing Python packages from local file system folder to virtualenv with pip
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10 Answers
10
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PHP cURL vs file_get_contents
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answered Jun 16 '12 at 16:00
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