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How to generate a random string of a fixed length in Go?
...n terms of speed, and it will definitely help in terms of memory usage and allocations.
func RandStringBytesMaskImprSrcSB(n int) string {
sb := strings.Builder{}
sb.Grow(n)
// A src.Int63() generates 63 random bits, enough for letterIdxMax characters!
for i, cache, remain := n-1, sr...
Website screenshots
Is there any way of taking a screenshot of a website in PHP, then saving it to a file?
26 Answers
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What exactly does an #if 0 … #endif block do?
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When the preprocessor sees #if it checks whether the next token has a non-zero value. If it does, it keeps the code around for the compiler. If it doesn't, it gets rid of that code so the compiler never sees it.
If someone says #if 0 they are effectively commenting out the code s...
Call to undefined function curl_init().? [duplicate]
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If you're on Windows:
Go to your php.ini file and remove the ; mark from the beginning of the following line:
;extension=php_curl.dll
After you have saved the file you must restart your HTTP server software (e.g. Apache) before this can take effect.
Fo...
How to embed small icon in UILabel
...tKit. Some sample code:
NSTextAttachment *attachment = [[NSTextAttachment alloc] init];
attachment.image = [UIImage imageNamed:@"MyIcon.png"];
NSAttributedString *attachmentString = [NSAttributedString attributedStringWithAttachment:attachment];
NSMutableAttributedString *myString= [[NSMutableAtt...
How can I do string interpolation in JavaScript?
...he supplant method does allow you to generate the string you mention: the {token} is only replaced if the data object contains a member called token - thus provided that you do not provide a data object that has an age member, it will be fine.
– Chris Fewtrell
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PHP String to Float
I am not familiar with PHP at all and had a quick question.
8 Answers
8
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Send file using POST from a Python script
... client = APIClient()
# client.credentials(HTTP_AUTHORIZATION='Token ' + token.key)
response = client.post(reverse('price-matrix-csv'), data, format='multipart')
print response
self.assertEqual(response.status_code, status.HTTP_200_OK)
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converting Java bitmap to byte array
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This approach is really wastefull of allocations. Your ByteArrayOutputStream will allocate a byte[] of size equal to the byte[] backing your Bitmap, then ByteArrayOutputStream.toByteArray() will again allocate yet another byte[] of the same size.
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Fatal error: Maximum execution time of 300 seconds exceeded
I keep getting this PHP error:
18 Answers
18
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