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What is the difference between syntax and semantics in programming languages?
...The first step is lexical analysis where tokens are generated by dividing string into lexemes then parsing, which build some abstract syntax tree (which is a representation of syntax). The next steps involves transforming or evaluating these AST (semantics).
Also, observe that if you defined a var...
Reactjs: Unexpected token '
...
He said he is just starting with Reactjs , for React babel preset have to be use.May be the webpack configuration missed the babel preset
– Nuwa
Jun 3 '16 at 8:06
...
Width equal to content [duplicate]
I'm experiencing some trouble with the width property of CSS. I have some paragraphs inside a div. I'd like to make the width of the paragraphs equal to their content, so that their green background looks like a label for the text. What I get instead is that the paragraphs inherit the width of the d...
Convert Datetime column from UTC to local time in select statement
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Here's a list of the strings you can use for the time zones: stackoverflow.com/a/7908482/631277
– Matt Kemp
Feb 19 '18 at 5:46
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Difference between java.lang.RuntimeException and java.lang.Exception
...ception
class MyException extends Exception {
public MyException(final String message) {
super(message);
}
}
public class Process {
public void execute() {
throw new RuntimeException("Runtime");
}
public void process() throws MyException {
throw new MyE...
How to add a “open git-bash here…” context menu to the windows explorer?
...s getting an error Explorer error. To fix this I have to add an Expandable String Value in the commandKey with values "C:\Program Files\Git\git-bash.exe" "%V"
– Bimzee
Nov 29 '16 at 6:59
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How do you find all subclasses of a given class in Java?
...basic code:
public final class ObjectListDoclet {
public static final String TOP_CLASS_NAME = "com.example.MyClass";
/** Doclet entry point. */
public static boolean start(RootDoc root) throws Exception {
try {
ClassDoc topClassDoc = root.classNamed(TOP_CLA...
setResult does not work when BACK button pressed
...
You need to overide the onBackPressed() method and set the result before the call to superclass, i.e
@Override
public void onBackPressed() {
Bundle bundle = new Bundle();
bundle.putString(FIELD_A, mA.getText().toString());
I...
Case conventions on element names?
...st properties, and if there is a hyphen it explicitly adds the ElementName string as the first parameter so it's clarified. The problem I found is that depending on your .NET libraries, this may not matter - the element still won't deserialize on some systems. It works in VS2012 on Win7, but not ru...
How do I create and read a value from cookie?
... (days * 24 * 60 * 60 * 1000));
expires = "; expires=" + date.toGMTString();
}
else {
expires = "";
}
document.cookie = name + "=" + value + expires + "; path=/";
}
function getCookie(c_name) {
if (document.cookie.length > 0) {
c_start = document.cooki...