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Error Dropping Database (Can't rmdir '.test\', errno: 17)

Basically, I was taught on how to create a root password using the "mysqladmin -u root -p password" command, this was done all through the windows command editor. Now, the next process was to display the default databases (info. schema, mysql and test) which was achieved by using "SHOW DATABASES;" ...
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How to properly import a selfsigned certificate into Java keystore that is available to all Java app

...Windows the easiest way is to use the program portecle. Download and install portecle. First make 100% sure you know which JRE or JDK is being used to run your program. On a 64 bit Windows 7 there could be quite a few JREs. Process Explorer can help you with this or you can use: System.out.println...
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How to get the original value of an attribute in Rails

... Before rails 5.1 Appending _was to your attribute will give you the previous value. For rails 5.1+ Copied from Lucas Andrade's answer below: https://stackoverflow.com/a/50973808/9359123 Appending _was is deprecated in rails 5.1, now you should ap...
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How to merge lists into a list of tuples?

... In Python 2: >>> list_a = [1, 2, 3, 4] >>> list_b = [5, 6, 7, 8] >>> zip(list_a, list_b) [(1, 5), (2, 6), (3, 7), (4, 8)] In Python 3: >>> list_a = [1, 2, 3, 4] >>> list_b = [5, 6, 7, 8] >>> list(zi...
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Is there a read-only generic dictionary available in .NET?

...lt;TKey, TValue> { private readonly IDictionary<TKey, TValue> _dictionary; public ReadOnlyDictionary() { _dictionary = new Dictionary<TKey, TValue>(); } public ReadOnlyDictionary(IDictionary<TKey, TValue> dictionary) { _dictionary = dict...
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Android Studio inline compiler showing red errors, but compilation with gradle works fine

... Deleting everything in .idea directory is a bad idea, as it might reset all project settings. Just removing .idea/libraries and .idea/caches finally solved the problem for me after trying all other solutions. – fdermishin May 17 '18 at 15:56 ...
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Can I define a class name on paragraph using Markdown?

...lt;p class='specialParagraph' markdown='1'> **Another paragraph** which allows *Markdown* within it. </p> Possible Solution: (Untested and intended for <blockquote>) I found the following online: Function function _DoBlockQuotes_callback($matches) { ...cut... //add id a...
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JNI converting jstring to char *

...ctions.html concerning your problem you can use this JNIEXPORT void JNICALL Java_ClassName_MethodName(JNIEnv *env, jobject obj, jstring javaString) { const char *nativeString = env->GetStringUTFChars(javaString, 0); // use your string env->ReleaseStringUTFChars(javaString, nat...
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String formatting: % vs. .format vs. string literal

...ated. And Python, not being a lazy language, evaluates expressions before calling functions, so in your log.debug example, the expression "some debug info: %s"%some_infowill first evaluate to, e.g. "some debug info: roflcopters are active", then that string will be passed to log.debug(). ...
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Utils to read resource text file to String (Java) [closed]

...useDelimiter("\\A").next(); Guys, don't use 3rd party stuff unless you really need that. There is a lot of functionality in the JDK already. share | improve this answer | f...