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Hash and salt passwords in C#
...i Technically, yes, but having a unique salt for each user renders Rainbow Tables (generally accepted as the most efficient way to crack hashed passwords) practically useless. This is a quick oveview gives a in-depth but not overwhelming overview of how to store passwords securely, and why/how it al...
How to specify a multi-line shell variable?
...
simply insert new line where necessary
sql="
SELECT c1, c2
from Table1, Table2
where ...
"
shell will be looking for the closing quotation mark
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Storing SHA1 hash values in MySQL
...ary.
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
);
CREATE TABLE `char` (
`id` int unsigned auto_increment primary key,
`password` char(40) not null
);
With milli...
Transitions on the CSS display property
...es up space, and is still rendered inline or as a block or block-inline or table or whatever the display element tells it to render as, and takes up space accordingly.
Other elements do not automatically move to occupy that space. The hidden element just doesn’t render its actual pixels to the out...
Advantage of switch over if-else statement
...tree (saves compares and jumps in the average case) or simply build a jump-table (works without compares at all).
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How to change the output color of echo in Linux
...he corresponding tput command is listed in the Cap-name column of the huge table that starts at line 81.)
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Rails raw SQL example
...avour of accessing it via the class." - this talks about how to access the table without a model ariond it
– Yo Ludke
Dec 3 '14 at 10:39
1
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to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...it would be more complicated.
The general workflow should be to build the tableviews with subviews. Use Instruments to measure the frame rate on the oldest hardware your app will support. If you can't get 60fps, drop down to CoreGraphics. When you've done this for a while, you get a sense for when ...
How to get these two divs side-by-side?
...
I still think display: table-cell will get results closer to what he means (since then they will have the same height etcetera) but this way will certainly work.
– ehdv
Mar 22 '11 at 6:09
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Convert int to char in java
...nt out the char with ascii value 1 (start-of-heading char, which isn't printable).
int a = '1';
char b = (char) a;
System.out.println(b);
will print out the char with ascii value 49 (one corresponding to '1')
If you want to convert a digit (0-9), you can add 48 to it and cast, or something like ...