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How to Set Opacity (Alpha) for View in Android
... of a view, the format can be either #RRGGBB or #AARRGGBB, where AA is the hex alpha value. FF would be fully opaque and 00 would be full transparent.
Dynamically
If you need to dynamically alter the opacity in your code, use
myButton.getBackground().setAlpha(128); // 50% transparent
Where the...
Storing SHA1 hash values in MySQL
...= 20 character long field.
So I recommend you to use BINARY(20) and the UNHEX function to convert the SHA1 value to binary.
I compared storage requirements for BINARY(20) and CHAR(40).
CREATE TABLE `binary` (
`id` int unsigned auto_increment primary key,
`password` binary(20) not null
);
...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
... I'm trying to dynamically set glyphicon values (i.e., via their hex values) in ::after psedo. content: element (e.g., content: "\e043";). it doesn't seem to work for me so I'm assuming it doesn't work for hex values for glyphicons either?
– user2101068
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What is the correct JSON content type?
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@XP84 You can open any binary with a text editor in HEX form. And all the different characters (the 16 of them) are 100% printable. So, by that logic... are all binaries text? Json is not text. Json is (warning: informal loose definition ahead) a text representation of an obje...
Maximum length for MD5 input/output
...fixed-length output of 128 bits, typically represented as a sequence of 32 hexadecimal digits.
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Determine font color based on background color
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Javascript [ES2015]
const hexToLuma = (colour) => {
const hex = colour.replace(/#/, '');
const r = parseInt(hex.substr(0, 2), 16);
const g = parseInt(hex.substr(2, 2), 16);
const b = parseInt(hex.substr(4, 2), 16);
...
Max length for client ip address [duplicate]
... to 32 bits of IPv4 addresses). They are usually written as 8 groups of 4 hex digits separated by colons: 2001:0db8:85a3:0000:0000:8a2e:0370:7334. 39 characters is appropriate to store IPv6 addresses in this format.
Edit: However, there is a caveat, see @Deepak's answer for details about IPv4-map...
Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe
...th in the executable pip.exe when it is installed.
Edit this file using a hex editor or WordPad (you have to save it as plain text then to retain binary data), change the path to Python with quotes and spaces like this:
#!"C:\Program Files (x86)\Python33\python.exe"
to an escaped path without sp...
Looking for ALT+LeftArrowKey solution in zsh
...b-tab and enter the following:
Move cursor one word left
⌥+← Send Hex Codes: 0x1b 0x62
Move cursor one word right
⌥+→ Send Hex Codes: 0x1b 0x66
And that should give you the desired behavior not just in ZSH, but also if you SSH into a server running BASH, irb/pry, node etc.
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How to use ADB to send touch events to device using sendevent command?
...s telling you that a key was pressed (button down) at position 2f5, 69e in hex which is 757 and 1694 in decimal.
If you now want to generate the same event, you can use the input tap command at the same position:
adb shell input tap 757 1694
More info can be found at:
https://source.android.com...