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How to grep for two words existing on the same line? [duplicate]
...g for lines that contain both words, how do I do that? I tried pipe like this:
7 Answers
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Convert java.util.Date to java.time.LocalDate
What is the best way to convert a java.util.Date object to the new JDK 8/JSR-310 java.time.LocalDate ?
13 Answers
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What is the use of making constructor private in a class?
...tic factory method inside the class itself. Singleton can also belong to this category.
A utility class, that only contains static methods.
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Android: Storing username and password?
...e the username and password to be used inside an Android application, what is the best way to do it? Is it through the preferences screen (but what if the user misses this?), or pop up a dialog box and ask the user for the credentials? If so, I do have to maintain state for the application. How woul...
Arguments or parameters? [duplicate]
... things passed as parameters.
void foo(int bar) { ... }
foo(baz);
In this example, bar is a parameter for foo. baz is an argument passed to foo.
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How to parse a string to an int in C++?
...ng a string (given as char *) into an int? Robust and clear error handling is a plus (instead of returning zero ).
17 Answ...
To ARC or not to ARC? What are the pros and cons? [closed]
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There is no downside. Use it. Do it today. It is faster than your old code. It is safer than your old code. It is easier than your old code. It is not garbage collection. It has no GC runtime overhead. The compiler inserts retains ...
Difference between open and codecs.open in Python
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Since Python 2.6, a good practice is to use io.open(), which also takes an encoding argument, like the now obsolete codecs.open(). In Python 3, io.open is an alias for the open() built-in. So io.open() works in Python 2.6 and all later versions, including Pyt...
Mipmap drawables for icons
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There are two distinct uses of mipmaps:
For launcher icons when building density specific APKs. Some developers build separate APKs for every density, to keep the APK size down. However some launchers (shipped with some devices, or availa...
Impossible to make a cached thread pool with a size limit?
... size, it creates new threads.
If the core size has been reached and there is no idle threads, it queues tasks.
If the core size has been reached, there is no idle threads, and the queue becomes full, it creates new threads (until it reaches the max size).
If the max size has been reached, there is ...