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Read text file into string array (and write)
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As of Go1.1 release, there is a bufio.Scanner API that can easily read lines from a file. Consider the following example from above, rewritten with Scanner:
package main
import (
"bufio"
"fmt"
"log"
"os"
)
// readLines reads a whole file into m...
List vs List
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This is called Bounded quantification
– Dan Burton
Mar 22 '12 at 2:28
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What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
... is essentially the same as in manojlds's answer.
The command git diff typically¹ only shows you the difference between the states of the tree between exactly two points in the commit graph. The .. and ... notations in git diff have the following meanings:
# Left side in the illustration below:
gi...
What is the relationship between Looper, Handler and MessageQueue in Android?
...nd to a specific Looper (and associated thread and message queue).
In typical usage, you create and start a HandlerThread, then create a Handler object (or objects) by which other threads can interact with the HandlerThread instance. The Handler must be created while running on the HandlerThread, a...
Is it possible to have a Subversion repository as a Git submodule?
.... Your best bet would be to set up a mirror of the svn repository in a dedicated git repository.
git svn clone -s http://subversion.example.com/ mysvnclone
cd mysvnclone
git remote add origin git@example.com:project.git
git push origin master
Then you can add the git repository as a submodule to...
python max function using 'key' and lambda expression
...ax(players, key=func)
But as def statements are compound statements they can't be used where an expression is required, that's why sometimes lambda's are used.
Note that lambda is equivalent to what you'd put in a return statement of a def. Thus, you can't use statements inside a lambda, only ex...
using extern template (C++11)
...es are linked together, one void ReallyBigFunction<int>() will be discarded, resulting in wasted compile time and object file size.
To not waste compile time and object file size, there is an extern keyword which makes the compiler not compile a template function. You should use this if and ...
What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
What the title says: what does it mean to encapsulate a variable in {} , "" , or "{} "? I haven't been able to find any explanations online about this - I haven't been able to refer to them except for using the symbols, which doesn't yield anything.
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Defining custom attrs
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Currently the best documentation is the source. You can take a look at it here (attrs.xml).
You can define attributes in the top <resources> element or inside of a <declare-styleable> element. If I'm going to use an attr in more than one place I put it in the roo...
Is it possible to get CMake to build both a static and shared version of the same library?
...ere is a ".lib" file for both shared and static. But on Linux and Mac you can even give both libraries the same name (e.g. libMyLib.a and libMyLib.so):
set_target_properties(MyLibStatic PROPERTIES OUTPUT_NAME MyLib)
But I don't recommend giving both the static and dynamic versions of the library...