大约有 23,000 项符合查询结果（耗时：0.0520秒） [XML]
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...answers and comments, that the optimal strategy for the solver would be to base their decisions on the frequency of letters in English, or on the frequency of words in some corpus. This is a seductive idea, but it's not quite right. The solver does best if it accurately models the distribution of wo...
What is SuppressWarnings (“unchecked”) in Java?
...va compiler inserted an implicit cast.
java.lang.ClassCastException: java.base/java.lang.String cannot be cast to java.base/java.lang.Integer
An unchecked warning tells a programmer that a cast may cause a program to throw an exception somewhere else. Suppressing the warning with @SuppressWarning...
What is the simplest way to convert a Java string from all caps (words separated by underscores) to
...
Another option is using Google Guava's com.google.common.base.CaseFormat
George Hawkins left a comment with this example of usage:
CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, "THIS_IS_AN_EXAMPLE_STRING");
...
AngularJS ui-router login authentication
... can access a route. Any other concerns? Maybe varying only part of a view based on whether or not they are logged in? No problem. Use the principal.isAuthenticated() or even principal.isInRole() with any of the numerous ways you can conditionally display a template or an element.
First, inject pri...
How do I find all files containing specific text on Linux?
...
Based on my experience, the -i makes it slow down a lot, so don't use it if not necessary. Test it in a certain dir and then generalise. It should be completed within few minutes. I think a regular expression would make it sl...
Django: reverse accessors for foreign keys clashing
I have two Django models which inherit from a base class:
1 Answer
1
...
Performance of FOR vs FOREACH in PHP
...ation. Remember, Premature Optimization Is The Root Of All Evil...
Edit: Based upon the comment, I decided to do a quick benchmark run...
$a = array();
for ($i = 0; $i < 10000; $i++) {
$a[] = $i;
}
$start = microtime(true);
foreach ($a as $k => $v) {
$a[$k] = $v + 1;
}
echo "Comple...
How should I cast in VB.NET?
...asts between types if a conversion operator is defined
ToString() Between base type and string throws an exception if conversion is not possible.
TryParse() From String to base typeif possible otherwise returns false
DirectCast used if the types are related via inheritance or share a common inter...
How to make a background 20% transparent on Android
...e nearest integer if needed.
Convert the value obtained in 3., which is in base 10, to hexadecimal (base 16). You can use Google for this or any calculator. Using Google, type "204 to hexa" and it will give you the hexadecimal value. In this case it is 0xCC.
Prepend the value obtained in 4. to the d...
How to split a comma-separated value to columns
...own XML-hack (json and xml details here). Or look for one of the may iTVFs based on recursive CTEs.
– Shnugo
Nov 21 '19 at 10:35
...