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Unable to login to SQL Server + SQL Server Authentication + Error: 18456
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49
By default login failed error message is nothing but a client user connection has been refused ...
Keyboard shortcut for Jump to Previous View Location (Navigate back/forward) in IntelliJ IDEA
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462
Alt + Shift + ← (Left Arrow)
or
Ctrl + E (Recent Files pop-up).
Also check:
Ctrl + Shif...
Byte array to image conversion
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answered Feb 7 '12 at 9:49
HolstebroeHolstebroe
4,56711 gold badge2626 silver badges4444 bronze badges
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How to Sort Multi-dimensional Array by Value?
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answered Apr 23 '10 at 14:04
Christian StuderChristian Studer
21.6k55 gold badges3939 silver badges7070 bronze badges
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Creating a new user and password with Ansible
I have an ansible task which creates a new user on ubuntu 12.04;
22 Answers
22
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Is it possible to read from a InputStream with a timeout?
...o no timeout required)
Just use this:
byte[] inputData = new byte[1024];
int result = is.read(inputData, 0, is.available());
// result will indicate number of bytes read; -1 for EOF with no data read.
OR equivalently,
BufferedReader br = new BufferedReader(new InputStreamReade...
Two-way encryption: I need to store passwords that can be retrieved
... $salt = substr($data, 0, 128);
$enc = substr($data, 128, -64);
$mac = substr($data, -64);
list ($cipherKey, $macKey, $iv) = $this->getKeys($salt, $key);
if (!hash_equals(hash_hmac('sha512', $enc, $macKey, true), $mac)) {
return false;
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How to get a password from a shell script without echoing
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641
Here is another way to do it:
#!/bin/bash
# Read Password
echo -n Password:
read -s password
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What's the opposite of chr() in Ruby?
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84
If String#ord didn't exist in 1.9, it does in 2.0:
"A".ord #=> 65
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Why prefer two's complement over sign-and-magnitude for signed numbers?
...enting numbers, they would be 0010 and 1001, respectively (I'm sticking to 4 bits for size). In the two's complement way, they are 0010 and 1111. Now, let's say I want to add them.
Two's complement addition is very simple. You add numbers normally and any carry bit at the end is discarded. So they'...