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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?
...LIDPASSWORDTHATCANBEUSEDHERE | mysql_native_password | localhost |
| mysql.sys | *THISISNOTAVALIDPASSWORDTHATCANBEUSEDHERE | mysql_native_password | localhost |
| debian-sys-maint | *497C3D7B50479A812B89CD12EC3EDA6C0CB686F0 | mysql_native_password | localhost |
+------------------+-----------...
Creating Unicode character from its number
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Just cast your int to a char. You can convert that to a String using Character.toString():
String s = Character.toString((char)c);
EDIT:
Just remember that the escape sequences in Java source code (the \u bits) are in HEX, so if you're trying to reproduce an ...
How to convert an Stream into a byte[] in C#? [duplicate]
Is there a simple way or method to convert an Stream into a byte[] in C#?
12 Answers
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How to print like printf in Python3?
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Simple printf() function from O'Reilly's Python Cookbook.
import sys
def printf(format, *args):
sys.stdout.write(format % args)
Example output:
i = 7
pi = 3.14159265359
printf("hi there, i=%d, pi=%.2f\n", i, pi)
# hi there, i=7, pi=3.14
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How can I convert JSON to a HashMap using Gson?
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what if I need to convert string which is actually a array
– Ravi Yadav
Nov 15 '19 at 13:50
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Is 'float a = 3.0;' a correct statement?
...It is not an error to declare float a = 3.0 : if you do, the compiler will convert the double literal 3.0 to a float for you.
However, you should use the float literals notation in specific scenarios.
For performance reasons:
Specifically, consider:
float foo(float x) { return x * 0.42; }
H...
converting a base 64 string to an image and saving it
.../gif;base64,
//this image is a single pixel (black)
byte[] bytes = Convert.FromBase64String("R0lGODlhAQABAIAAAAAAAAAAACH5BAAAAAAALAAAAAABAAEAAAICTAEAOw==");
Image image;
using (MemoryStream ms = new MemoryStream(bytes))
{
image = Image.FromStream(ms);
}
return i...
Fastest way to count exact number of rows in a very large table?
...sp_spaceused uses this DMV
SELECT
Total_Rows= SUM(st.row_count)
FROM
sys.dm_db_partition_stats st
WHERE
object_name(object_id) = 'MyBigtable' AND (index_id < 2)
2 runs, both under 1 second, count = 1,401,659,670
The second one has less rows = wrong. Would be the same or more dependin...
Convert Decimal to Double
I want to use a Track-Bar to change a Form 's opacity.
15 Answers
15
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Can I assume (bool)true == (int)1 for any C++ compiler?
...Reference: 4.7 [conv.integral] / 4: If the source type is bool... true is converted to one.
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