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What does character set and collation mean exactly?
...imaginary character set.
Suppose that we have an alphabet with
four letters: 'A', 'B', 'a', 'b'. We
give each letter a number: 'A' = 0,
'B' = 1, 'a' = 2, 'b' = 3. The letter
'A' is a symbol, the number 0 is the
encoding for 'A', and the combination
of all four letters and their
en...
How can I read a text file in Android?
... SD card in Android?
How to read text file in Android?
Android read text raw resource file
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Java code To convert byte to Hexadecimal
...inal String HEXES = "0123456789ABCDEF";
static String getHex(byte[] raw) {
final StringBuilder hex = new StringBuilder(2 * raw.length);
for (final byte b : raw) {
hex.append(HEXES.charAt((b & 0xF0) >> 4)).append(HEXES.charAt((b & 0x0F)));
}
return hex.toS...
How to display string that contains HTML in twig template?
...
Use raw keyword, http://twig.sensiolabs.org/doc/api.html#escaper-extension
{{ word | raw }}
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Laravel - Eloquent or Fluent random row
...The amount of items you wish to receive
Laravel 4.2.7 - 5.1:
User::orderByRaw("RAND()")->get();
Laravel 4.0 - 4.2.6:
User::orderBy(DB::raw('RAND()'))->get();
Laravel 3:
User::order_by(DB::raw('RAND()'))->get();
Check this article on MySQL random rows. Laravel 5.2 supports this, for olde...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
... pattern
Basic definitions:
- Range.
E.g. a-z matches an lower case letters from a to z
E.g. 0-5 matches any number from 0 to 5
[] Match exactly one of the objects inside these brackets.
E.g. [a] matches the letter a
E.g. [abc] matches a single letter which can be a, b or c
E.g. [a-z] mat...
How to maintain a Unique List in Java?
...me3 = { "Adel", "Aaron", "Amy", "James", "Alice" };
Set<String> letter = new HashSet<String>();
for (int i = 0; i < name1.length; i++)
letter.add(name1[i]);
for (int j = 0; j < name2.length; j++)
letter.add(name2[j]);
for (int k = 0; k < name3.len...
What is the best way to implement “remember me” for a website? [closed]
...
This can be brute forced in seconds. I'll just set my user_id to 1 and brute force all tokens. It'll give me access in seconds
– A Friend
Dec 10 '18 at 23:21
...
smart pointers (boost) explained
... pointers can point to the same object at the same time. This applies to a raw pointer too, however raw pointers lack an important feature: They do not define whether they are owning or not. A share of ownership smart pointer will delete the object if every owner gives up the object. This behavior h...
How to style the parent element when hovering a child element?
...jquery solution for those who don't need a pure css solution:
$(".letter").hover(function() {
$(this).closest("#word").toggleClass("hovered")
});
.hovered {
background-color: lightblue;
}
.letter {
margin: 20px;
background: lightgray;
}
.letter:hover {
backg...