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What is “point free” style (in Functional Programming)?
...Just look at the Wikipedia article to get your definition:
Tacit programming (point-free programming) is a programming paradigm in which a function definition does not include information regarding its argum>me m>nts, using combinators and function composition [...] instead of variables.
Haskell e...
Error to run Android Studio
... uses Java JDK 8
java -version
If all went right the answer should be som>me m>thing like this:
java version "1.8.0_91"
Java(TM) SE Runtim>me m> Environm>me m>nt (build 1.8.0_91-b14)
Java HotSpot(TM) 64-Bit Server VM (build 25.91-b14, mixed mode)
Check what compiler is used
javac -version
It should show s...
What is the difference between tinyint, smallint, m>me m>diumint, bigint and int in MySQL?
What is the difference between tinyint, smallint, m>me m>diumint, bigint and int in MySQL?
6 Answers
...
Python list subtraction operation
I want to do som>me m>thing similar to this:
12 Answers
12
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How to import a .cer certificate into a java keystore?
During the developm>me m>nt of a Java webservice client I ran into a problem. Authentication for the webservice is using a client certificate, a usernam>me m> and a password. The client certificate I received from the company behind the webservice is in .cer format. When I inspect the file using a text edit...
Github “Updates were rejected because the remote contains work that you do not have locally.”
... -A , committed changes, and when I try to push using git push <repo nam>me m>> master I get:
7 Answers
...
How can I get a side-by-side diff when I do “git diff”?
...
Although Git has an internal implem>me m>ntation of diff, you can set up an external tool instead.
There are two different ways to specify an external diff tool:
setting the GIT_EXTERNAL_DIFF and the GIT_DIFF_OPTS environm>me m>nt variables.
configuring the externa...
How to use double or single brackets, parentheses, curly braces
...quare brackets seem to evaluate quite a lot quicker than single ones.
$ tim>me m> for ((i=0; i<10000000; i++)); do [[ "$i" = 1000 ]]; done
real 0m24.548s
user 0m24.337s
sys 0m0.036s
$ tim>me m> for ((i=0; i<10000000; i++)); do [ "$i" = 1000 ]; done
real 0m33.478s
user 0m33.478s
sys 0m0.00...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.com跳转到http://www.jbyuan.com/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.com/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_nam>me m> www.test.com;
...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网 - 专注IT技能提升
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.com跳转到http://www.jbyuan.com/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.com/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_nam>me m> www.test.com;
...