大约有 47,000 项符合查询结果（耗时：0.0441秒） [XML]
NOW() function in PHP
Is there a PHP function that returns the date and time in the same format as the MySQL function NOW() ?
20 Answers
...
How can I add numbers in a Bash script?
...
For integers:
Use arithmetic expansion: $((EXPR))
num=$((num1 + num2))
num=$(($num1 + $num2)) # Also works
num=$((num1 + 2 + 3)) # ...
num=$[num1+num2] # Old, deprecated arithmetic expression syntax
Using the external exp...
Autocompletion in Vim
...matic code completion as you type.
2015 Edit: I personally use YouCompleteMe now.
share
|
improve this answer
|
follow
|
...
How to make a phone call using intent in Android?
I'm using the following code to make a call in Android but it is giving me security exception please help.
20 Answers
...
How can I remove the search bar and footer added by the jQuery DataTables plugin?
...
As good as @antpaw comment is, and seems to work in most cases, it doesn't work if there is filtering going on for each column, like in this example :datatables.net/release-datatables/extras/FixedColumns/… . Be aware!
– Jan...
Changing image size in Markdown
... just got started with Markdown. I love it, but there is one thing bugging me: How can I change the size of an image using Markdown?
...
jQuery get selected option value (not the text, but the attribute 'value')
...nd then use the .val function to get the value of the option.
$('select[name=selector] option').filter(':selected').val()
Side note: Using filter is better then using :selected selector directly in the first query.
If inside a change handler, you could use simply this.value to get the selected o...
Java: how to convert HashMap to array
...o convert a HashMap<String, Object> to an array; could anyone show me how it's done?
12 Answers
...
How to change title of Activity in Android?
...
setTitle not working for me, getSupportActionBar() and getActionBar() also nulls i cant set the title in runtime.
– Ninja Coding
Jan 26 '16 at 17:30
...
How do I add tab completion to the Python shell?
...
For some reason, the above worked for me in my old mac with "mountain lion" but not working for new mac with "el captan". I need to source ~/.bashrc everytime to make it work before starting python interpreter. Any tips?
...