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Remove all breakpoints in IntelliJ IDEA
Is there a possibility to remove all breakpoints in the module (might be using a shortcut) in IntelliJ IDEA IDE? Thanks.
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Loop through files in a directory using PowerShell
How can I change the following code to look at all the .log files in the directory and not just the one file?
4 Answers
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What is the relationship between Looper, Handler and MessageQueue in Android?
...: it reads and processes items from a MessageQueue. The Looper class is usually used in conjunction with a HandlerThread (a subclass of Thread).
A Handler is a utility class that facilitates interacting with a Looper—mainly by posting messages and Runnable objects to the thread's MessageQueue. Wh...
Escaping regex string
...this:
4.2.3 re Module Contents
escape(string)
Return string with all non-alphanumerics backslashed; this is useful if you want to match an arbitrary literal string that may have regular expression metacharacters in it.
A simplistic example, search any occurence of the provided string opt...
Shortcut to switch between design and text in Android Studio
...GHT/LEFT
– vijay_t
Dec 18 '15 at 12:11
This answer shows the key command to search for. I usually change such keystrok...
Python string.join(list) on object array rather than string array
...riments says that the list comprehension one can be a good 60% faster on small lists (experiment run 10^6 times on a list of three object()s). However, their performance is similar on big lists (2nd experiment run once on a 10^7 objects() list).
– gozzilli
Mar ...
How does type Dynamic work and how to use it?
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Scalas type Dynamic allows you to call methods on objects that don't exist or in other words it is a replica of "method missing" in dynamic languages.
It is correct, scala.Dynamic doesn't have any members, it is just a marker interface - the co...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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示例一
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function newCounter()
local i = 0
return function() -- anonymous function
i = i + 1
return i
end
end
c1 = newCounter()
print(c1()) --> 1
print(c1()) --> 2
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How to use base class's constructors and assignment operator in C++?
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You can explicitly call constructors and assignment operators:
class Base {
//...
public:
Base(const Base&) { /*...*/ }
Base& operator=(const Base&) { /*...*/ }
};
class Derived : public Base
{
int additional_;
public:
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MySQL root access from all hosts
I've installed MySQL server on a remote Ubuntu machine. The root user is defined in the mysql.user table this way:
9 An...