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how to convert binary string to decimal?
... //1010
alert("Octal " + num.toString(8)); //12
alert("Hex " + num.toString(16)); //a
alert("Binary to Decimal "+ parseInt("1010", 2)); //10
alert("Octal to Decimal " + parseInt("12", 8)); //10
alert("Hex to Decimal " + parseInt("a", 16)); //...
PHP random string generator
...
This creates a 20 character long hexadecimal string:
$string = bin2hex(openssl_random_pseudo_bytes(10)); // 20 chars
In PHP 7 (random_bytes()):
$string = base64_encode(random_bytes(10)); // ~14 characters, includes /=+
// or
$string = substr(str_replace(...
android TextView: setting the background color dynamically doesn't work
... be using different type signatures! One called ColorId and another called HexColor or something. Both are integers but they aren't the same type
– user9903
Oct 13 '12 at 19:27
1
...
Generate a Hash from string in Javascript
...} [asString=false] set to true to return the hash value as
* 8-digit hex string instead of an integer
* @param {integer} [seed] optionally pass the hash of the previous chunk
* @returns {integer | string}
*/
function hashFnv32a(str, asString, seed) {
/*jshint bitwise:false */
var i,...
How long is the SHA256 hash?
... sha256 is 256 bits long -- as its name indicates.
Since sha256 returns a hexadecimal representation, 4 bits are enough to encode each character (instead of 8, like for ASCII), so 256 bits would represent 64 hex characters, therefore you need a varchar(64), or even a char(64), as the length is alwa...
What Regex would capture everything from ' mark to the end of a line?
...
https://regex101.com/r/Jjc2xR/1
/(\w*\(Hex\): w*)(.*?)(?= |$)/gm
I'm sure this one works, it will capture de hexa serial in the badly structured text multilined bellow
Space Reservation: disabled
Serial Number: wCVt1]IlvQWv
Serial Number (Hex):...
Does Notepad++ show all hidden characters?
...
Double check your text with the Hex Editor Plug-in. In your case there may have been some control characters which have crept into your text. Usually you'll look at the white-space, and it will say 32 32 32 32, or for Unicode 32 00 32 00 32 00 32 00. You ma...
App Inventor 2 连接方式：AI伴侣、模拟器、USB · App Inventor 2 中文网
...。
2024/11/24更新：最新版本的安卓原版模拟器是支持BLE低功耗蓝牙硬件测试的，也可以模拟手机晃动等物理操作。
Q：AI伴侣扫码测试时手机和电脑必须在同一局域网内吗？
A：旧的兼容模式的测试原理是电脑...
UDP 实验 - 两台手机在局域网里互发消息 · App Inventor 2 中文网
...）
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