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How to add a primary key to a MySQL table?
... your script wasn't working, you need to specify PRIMARY KEY, not just the word PRIMARY:
alter table goods add column `id` int(10) unsigned primary KEY AUTO_INCREMENT;
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Split list into smaller lists (split in half)
...uite. I am using this function in a loop, and the lengths vary. In other words: for i,j in zip(list,lengths): print(split(i,j)). The list and lengths lists have the same length. j is alternating: 5,4,5,4,5, and the split function works on the first two alternations, ie it splits the first i of l...
jQuery get textarea text
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Methinks the word "console" is causing the confusion.
If you want to emulate an old-style full/half duplex console, you'd use something like this:
$('console').keyup(function(event){
$.get("url", { keyCode: event.which }, ... );
...
Print an integer in binary format in Java
...ing to print things out nicely and separate the bits every n-bit. In other words display the leading zeros and show something like this:
n = 5463
output = 0000 0000 0000 0000 0001 0101 0101 0111
So here's what I wrote:
/**
* Converts an integer to a 32-bit binary string
* @param number
* ...
Find value in an array
...ate it. I'm assuming we're using English here (not made up definitions for words). And when thousands of people search "ruby FIND value in array" in Google they are seeing this question as the first result, so I'm sure they would all love to actually get the correct answer.
– M...
Sleep for milliseconds
...Void. A very good way certainly, but "the" and "period" are awfully strong words.
– Mad Physicist
Jan 4 '15 at 7:12
5
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SQL order string as number
...; negative numbers, numbers with leading zeros, numbers with fractions and words and numbers combined.
– WonderWorker
Jun 14 '17 at 14:41
3
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How to check if a char is equal to an empty space?
...arator<T> {
public int compare(T v1, T v2);
}
In other words, the method name is compare (not Equals), it returns an integer (not a boolean), and it compares two values that can be promoted to the type given by the type parameter.
Someone (in a deleted Answer!) said they tried...
Set color of TextView span in Android
...twice
TextView TV = (TextView)findViewById(R.id.mytextview01);
Spannable wordtoSpan = new SpannableString("I know just how to whisper, And I know just how to cry,I know just where to find the answers");
wordtoSpan.setSpan(new ForegroundColorSpan(Color.BLUE), 15, 30, Spannable.SPAN_EXCLUSI...
Vim 80 column layout concerns
...ted. It overcomes a few common problems: works on new windows, overflowing words are highlighted properly.
augroup collumnLimit
autocmd!
autocmd BufEnter,WinEnter,FileType scala,java
\ highlight CollumnLimit ctermbg=DarkGrey guibg=DarkGrey
let collumnLimit = 79 " feel free to customiz...