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How to make MySQL handle UTF-8 properly
...ET utf8mb4 on all tables/columns -- except columns that are strictly ascii/hex/country_code/zip_code/etc.
<meta charset charset=UTF-8> if you are outputting to HTML. (Yes the spelling is different here.)
More info ;
UTF8 all the way
The above links provide the "detailed canonical answer is...
从Code Review 谈如何做技术 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有多大？有多少用户受益？”，回答不清这个问题，没有数据的支持，就不做。所以，产品经理要做很多数据挖拙和用户调研的工作，而不是拍拍脑袋，听极少数的用户抱怨就要开需求了。
2）产品经理也要管理和教育的。你要...
Is there any difference between a GUID and a UUID?
...rences. Specifically, some Microsoft GUID docs allow GUIDs to contain any hex digit in any position, while RFC4122 requires certain values for the version and variant fields. Also, [per that same link], GUIDs should be all-upper case, whereas UUIDs should be "output as lower case characters and ar...
(Built-in) way in JavaScript to check if a string is a valid number
...
This fails on hexadecimal numbers (0x12, for example), floats without a leading zero (.42, for example) and negative numbers.
– Ori
Apr 18 '12 at 1:25
...
How to compare Unicode characters that “look alike”?
...; //181
Where, 1st one is:
Display Friendly Code Decimal Code Hex Code Description
====================================================================
μ &mu; &#956; &#x3BC; Lowercase Mu
µ &micro; &#181; ...
How to get IP address of the device from code?
...tAddressUtils;
public class Utils {
/**
* Convert byte array to hex string
* @param bytes toConvert
* @return hexValue
*/
public static String bytesToHex(byte[] bytes) {
StringBuilder sbuf = new StringBuilder();
for(int idx=0; idx < bytes.length; idx+...
What does |= (ior) do in Python?
...ary comparison means we can apply the latter to integers in any base, e.g. hex and octal:
>>> c = 0xa # 10
>>> d = 0o20 # 16
>>> c | d
26
See Also
An example of overloading the __ior__(...
Modify SVG fill color when being served as Background-Image
...
Note that you must urlencode the # character for your hex colors to make this work in Firefox. So something like <svg fill="#ffffff" ...></svg> becomes <svg fill="%23ffffff" ...></svg>.
– Swen
May 11 '16 at 12:17
...
Changing three.js background to transparent or other color
...s actually a javascript issue. You currently have:
renderer.setClearColorHex( 0x000000, 1 );
in your threejs init function. Change it to:
renderer.setClearColorHex( 0xffffff, 1 );
Update: Thanks to HdN8 for the updated solution:
renderer.setClearColor( 0xffffff, 0);
Update #2: As pointed o...
HTML for the Pause symbol in audio and video control
...dard 13.0 (update 2020) provides the Miscellaneous Technical glyphs in the HEX range 2300–23FF
Miscellaneous Technical
Given the extensive Unicode 13.0 documentation, some of the glyphs we can associate to common Media control symbols would be as following:
Keyboard and UI symbols
23...