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How to convert JSON string to array
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If you pass the JSON in your post to json_decode, it will fail. Valid JSON strings have quoted keys:
json_decode('{foo:"bar"}'); // this fails
json_decode('{"foo":"bar"}', true); // returns array("foo" => "bar")
json_decode('{"foo":"bar"}'); // returns an object, not an arr...
Hide keyboard when scroll UITableView
In my app i want hide keyboard when i start scrolling UITableView. I search about this in internet, and most answer is subclassing UITableView (http://stackoverflow.com/questions/3499810/tapping-a-uiscrollview-to-hide-the-keyboard).
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Change Screen Orientation programmatically using a Button
...ityInfo.html
Refer the
link:
Button buttonSetPortrait = (Button)findViewById(R.id.setPortrait);
Button buttonSetLandscape = (Button)findViewById(R.id.setLandscape);
buttonSetPortrait.setOnClickListener(new Button.OnClickListener(){
@Override
public void onClick(View arg0) {
setReq...
Python __str__ and lists
...ee with the Python data model, so the list comprehension solution proposed by @daniel-lew is more pythonic.
– Ioannis Filippidis
Apr 4 '14 at 1:13
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How to make CSS3 rounded corners hide overflow in Chrome/Opera
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Nevermind everyone, I managed to solve the problem by adding an additional div between the wrapper and box.
CSS
#wrapper {
position: absolute;
}
#middle {
border-radius: 100px;
overflow: hidden;
}
#box {
width: 300px; height: 300px;
background-color: ...
How do I append one string to another in Python?
...:
s+=str(i)
used to be O(n^2), but now it is O(n).
From the source (bytesobject.c):
void
PyBytes_ConcatAndDel(register PyObject **pv, register PyObject *w)
{
PyBytes_Concat(pv, w);
Py_XDECREF(w);
}
/* The following function breaks the notion that strings are immutable:
it change...
Where can I learn jQuery? Is it worth it?
...ese series of tutorials (“jQuery for Absolute Beginners” Video Series) by Jeffery Way are VERY HELPFUL.
It targets those developers who are new to jQuery. He shows how to create many cool stuff with jQuery, like animation, Creating and Removing Elements and more.
I learned a lot from it. He sh...
Disabled form inputs do not appear in the request
...not be successfully posted.
You can use readonly attribute in your case, by doing this you will be able to post your field's data.
I.e.,
<input type="textbox" name="Percentage" value="100" readonly="readonly" />
FYI, per 17.12.2 in the HTML 4 spec:
Read-only elements receive focus but ...
MySQL: Fastest way to count number of rows
...le a WHERE clause. It is precise for MyISAM, but imprecise (sometimes off by a factor of 2) for InnoDB.
– Rick James
Dec 28 '15 at 22:08
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'printf' vs. 'cout' in C++
...r example, printing of something like 0x0424 is just crazy. This is caused by std::cout mixing state and actual values. I never saw a language where something like std::setfill would be a type (other than C++, of course). printf clearly separates arguments and actual type. I really would prefer to m...