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Iterating through a JSON object
.... Instead of:
json_raw= raw.readlines()
json_object = json.loads(json_raw[0])
you should really just do:
json_object = json.load(raw)
You shouldn't think of what you get as a "JSON object". What you have is a list. The list contains two dicts. The dicts contain various key/value pairs, all str...
How to get RGB values from UIColor?
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edited Mar 23 '18 at 8:00
Pang
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answered J...
Detect the Enter key in a text input field
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How to set selected value of jquery select2?
...lected" value of a Select2 component:
$('#inputID').select2('data', {id: 100, a_key: 'Lorem Ipsum'});
Where the second parameter is an object with expected values.
UPDATE:
This does work, just wanted to note that in the new select2, "a_key" is "text" in a standard select2 object. so: {id: 100, ...
What is the difference between a static and a non-static initialization code block
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The code block with the static modifier signifies a class initializer; without the static modif...
ios Upload Image and Text using HTTP POST
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多媒体组件 · App Inventor 2 中文网
...形状
设置文件选择器的形状，此属性的有效值为：
0（默认）
1 （圆形）
2（矩形）
3（椭圆形）。
如果设置了图像，则形状将不可见。
显示反馈
设置文件选择器指定 图像后被按压是否显示视觉反馈。...
Android – Listen For Incoming SMS Messages
... msgs = new SmsMessage[pdus.length];
for(int i=0; i<msgs.length; i++){
msgs[i] = SmsMessage.createFromPdu((byte[])pdus[i]);
msg_from = msgs[i].getOriginatingAddress();
String msgBody = msgs[i].getM...
How can I check whether a option already exist in select by JQuery
...it already exists:
$("#yourSelect option[value='yourValue']").length > 0;
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