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How do I create a URL shortener?
...emented id of a MySQL table for example).
For this example, I will use 12510 (125 with a base of 10).
Now you have to convert 12510 to X62 (base 62).
12510 = 2×621 + 1×620 = [2,1]
This requires the use of integer division and modulo. A pseudo-code example:
digits = []
while num > 0
remai...
HTTP Error 500.19 and error code : 0x80070021
...D C:\Windows\Microsoft.NET\Framework\v4.0.30319
or, if you're using a 64 bit computer, use:
CD C:\Windows\Microsoft.NET\Framework64\v4.0.30319
when you've successfully navigated to the appropriate directory, execute the ASP.NET IIS registration tool using:
aspnet_regiis -i
If you're using a ...
Getting only response header from HTTP POST using curl
... request is not a plain GET (for example POST or PUT), it will do the following request with a GET if the HTTP
response was 301, 302, or 303. If the response code was any other 3xx code, curl will re-send the following request using the same unmodified
method.
from the man page. ...
XSD: What is the difference between xs:integer and xs:int?
...
The difference is the following:
xs:int is a signed 32-bit integer.
xs:integer is an integer unbounded value.
See for details https://web.archive.org/web/20151117073716/http://www.w3schools.com/schema/schema_dtypes_numeric.asp
For example, XJC (Java) generates Integer for xs:int...
Retain precision with double in Java
...y, a double-precision floating point value such as the double type is a 64-bit value, where:
1 bit denotes the sign (positive or negative).
11 bits for the exponent.
52 bits for the significant digits (the fractional part as a binary).
These parts are combined to produce a double representation ...
How to style a checkbox using CSS
...iginal question and answer are now ~5 years old. As such, this is a little bit of an update.
Firstly, there are a number of approaches when it comes to styling checkboxes. the basic tenet is:
You will need to hide the default checkbox control which is styled by your browser, and cannot be overrid...
怎么往SetTimer的回调函数传递参数 - C/C++ - 清泛网 - 专注C/C++及内核技术
怎么往SetTimer的回调函数传递参数本文说明两个问题：1.windows的消息处理机制；2.怎么往SetTimer的回调函数传递参数。首先看第一个问题，我们都知道 windows是消 息驱动的...本文说明两个问题：1.windows的消息处理机制；2.怎么往SetT...
Set a path variable with spaces in the path in a Windows .cmd file or batch file
...
104
Try something like this:
SET MY_PATH=C:\Folder with a space
"%MY_PATH%\MyProgram.exe" /switc...
How to print colored text in Python?
...inue?{bcolors.ENDC}")
This will work on unixes including OS X, linux and windows (provided you use ANSICON, or in Windows 10 provided you enable VT100 emulation). There are ansi codes for setting the color, moving the cursor, and more.
If you are going to get complicated with this (and it sounds ...
Division of integers in Java [duplicate]
...least one operand of type long, then the operation is carried out using 64-bit precision, and the result of the numerical operator is of type long. If the other operand is not long, it is first widened (§5.1.5) to type long by numeric promotion (§5.6).
Otherwise, the operation is carried out...