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User recognition without cookies or local storage
... tools
You might consider building a Data Profile, then using Probability tests to identify a Probable User. A profile useful for this can be generated by some combination of the following:
IP Address
Real IP Address
Proxy IP Address (users often use the same proxy repeatedly)
Cookies
HTTP C...
Difference between return and exit in Bash functions
...o "We are still here"
exitfunc
echo "We will never see this"
Output
$ ./test.sh
this is retfunc()
We are still here
this is exitfunc()
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follo...
C++, variable declaration in 'if' expression
...t provide parameters - what do we do then?
Here's another example:
class Test {
public:
// note that no default constructor is provided and user MUST
// provide some value for parameter "p"
Test(int p);
}
if (!((1 == 0) && (Test a = Test(5)))) {
// now what do we do?! wha...
PHP - Check if two arrays are equal
... with multidimensional arrays (due to the nature of array_diff function).
Testing two indexed arrays, which elements are in different order, using $a == $b or $a === $b fails, for example:
<?php
(array("x","y") == array("y","x")) === false;
?>
That is because the above means:
array(0 ...
Shell script - remove first and last quote (") from a variable
...
You can do it with only one call to sed:
$ echo "\"html\\test\\\"" | sed 's/^"\(.*\)"$/\1/'
html\test\
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Notifier 通知扩展：功能强大的Android通知管理工具，支持通知通道、意图、...
...代码
示例
Simple Notification Test 简单通知测试
Extended Notification Test 扩展通知测试
Progress Bar Test 进度条测试
Notification Alarm Test 通知闹钟测试
Remember URS 记忆URS
KeepAw...
How to reload or re-render the entire page using AngularJS
...re different there, there is Router, Location, and the DOCUMENT. I did not test different behaviors there
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How to pass password to scp?
...
You can use the 'expect' script on unix/terminal
For example create 'test.exp' :
#!/usr/bin/expect
spawn scp /usr/bin/file.txt root@<ServerLocation>:/home
set pass "Your_Password"
expect {
password: {send "$pass\r"; exp_continue}
}
ru...
Loading basic HTML in Node.js
...s = require('fs');
http.createServer(function(req, res){
fs.readFile('test.html',function (err, data){
res.writeHead(200, {'Content-Type': 'text/html','Content-Length':data.length});
res.write(data);
res.end();
});
}).listen(8000);
...
How to redirect 'print' output to a file using python?
...
This works perfectly:
import sys
sys.stdout=open("test.txt","w")
print ("hello")
sys.stdout.close()
Now the hello will be written to the test.txt file. Make sure to close the stdout with a close, without it the content will not be save in the file
...