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What data type to use for hashed password field and what length?
...s will vary, because it generates a unique salt).
$2y$10$.vGA1O9wmRjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a
Use the SQL data type CHAR(60) to store this encoding of a Bcrypt hash. Note this function doesn't encode as a string of hexadecimal digits, so we can't as easily unhex it to store in bi...
Which encoding opens CSV files correctly with Excel on both Mac and Windows?
... | General Punctuation |
| ˜ | 152 | 732 | 0x98 | U+02DC | ˜ | small tilde | Spacing Modifier Letters |
| ™ | 153 | 8482 | 0x99 | U+2122 | ™ | trade mark sign ...
Consistency of hashCode() on a Java string
The hashCode value of a Java String is computed as ( String.hashCode() ):
8 Answers
8
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Warn user before leaving web page with unsaved changes
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This worked for me on Chrome 71.0.3578.98 (Official Build) (64-bit)
– JacobRossDev
Jan 30 '19 at 20:52
2
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How do you find the sum of all the numbers in an array in Java?
I'm having a problem finding the sum of all of the integers in an array in Java. I cannot find any useful method in the Math class for this.
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How to return an array from JNI to Java?
...ur code is going to look something like this:
JNIEXPORT jintArray JNICALL Java_ArrayTest_initIntArray(JNIEnv *env, jclass cls, int size)
{
jintArray result;
result = (*env)->NewIntArray(env, size);
if (result == NULL) {
return NULL; /* out of memory error thrown */
}
int i;
// fill a ...
Getting a File's MD5 Checksum in Java
I am looking to use Java to get the MD5 checksum of a file. I was really surprised but I haven't been able to find anything that shows how to get the MD5 checksum of a file.
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How to asynchronously call a method in Java
...routines lately and thought it would be nice to have something similar in Java. As far as I've searched the common way to parallelize a method call is to do something like:
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The import org.junit cannot be resolved
I need to solve a java problem for an interview, and they have sent me the test class. It starts with
13 Answers
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How do I programmatically determine operating system in Java?
I would like to determine the operating system of the host that my Java program is running programmatically (for example: I would like to be able to load different properties based on whether I am on a Windows or Unix platform). What is the safest way to do this with 100% reliability?
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