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How do you remove a Cookie in a Java Servlet
...e, passing "/" as the strPath parameter.
public static Cookie eraseCookie(String strCookieName, String strPath) {
Cookie cookie = new Cookie(strCookieName, "");
cookie.setMaxAge(0);
cookie.setPath(strPath);
return cookie;
}
...
When to use volatile with multi threading?
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...matter if the other threads do an extra few iterations of their work loops before they terminate, as long as it happens reasonably soon after the flag is set. Of course, this is the ONLY use that I can think of and its rather niche (and may not work on platfo...
Search in all files in a project in Sublime Text 3
Is there a way to search for a string in all files inside a project in Sublime Text 3? The string is not a method.
5 Answer...
Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
...w Integer[1];
arr[0] = "Hello, there!";
We just assigned a value of type String to an array of type Integer[]. For reasons which should be obvious, this is bad news. Java's type system actually allows this at compile time. The JVM will "helpfully" throw an ArrayStoreException at runtime. Scala...
Differences between ExpandoObject, DynamicObject and dynamic
...class MyNoCookiesInTheJarDynamicObject : DynamicObject
{
Dictionary<string, object> properties = new Dictionary<string, object>();
public override bool TryGetMember(GetMemberBinder binder, out object result)
{
if (properties.ContainsKey(binder.Name))
{
...
What does the `#` operator mean in Scala?
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Their values have the same string representation -- and they might even be equal. Class is a runtime representation of Java classes, and it's limited even in Java. For example, List<String> and List<Integer> have the same runtime Class. If ...
Difference between DirectCast() and CType() in VB.NET
...do things you just can't do with a simple (int)-style cast, like convert a string to an integer. It has as much power as calling Convert.To___() in C#, where the ___ is the target type of your cast.
This is desirable because it's very powerful. However, this power comes at the cost of performance; ...
In Vim, is there a way to paste text in the search line?
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The 0 register contains the last-yanked string.
– Evgeni Sergeev
Nov 19 '17 at 8:49
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How do I enable C++11 in gcc?
...OSX Mountain Lion. I am trying to compile a C++ program which uses the to_string function in <string> . I need to use the flag -std=c++11 every time:
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Extract traceback info from an exception object
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A way to get traceback as a string from an exception object in Python 3:
import traceback
# `e` is an exception object that you get from somewhere
traceback_str = ''.join(traceback.format_tb(e.__traceback__))
traceback.format_tb(...) returns a list ...