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Ways to circumvent the same-origin policy
... all browsers:
function createCORSRequest(method, url){
var xhr = new XMLHttpRequest();
if ("withCredentials" in xhr){
xhr.open(method, url, true);
} else if (typeof XDomainRequest != "undefined"){
xhr = new XDomainRequest();
xhr.open(method, url);
} else {
...
inserting characters at the start and end of a string
...ers:
yourstring = "L%sLL" % yourstring
Or, more forward compatible with Python 3.x:
yourstring = "L{0}LL".format(yourstring)
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Case insensitive replace
What's the easiest way to do a case-insensitive string replacement in Python?
10 Answers
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Android - shadow on text?
...
You can do both in code and XML. Only 4 basic things to be set.
shadow color
Shadow Dx - it specifies the X-axis offset of shadow. You can give -/+ values, where -Dx draws a shadow on the left of text and +Dx on the right
shadow Dy - it specifies the ...
How to add a button dynamically in Android?
...
@AnnaGoldberg in your relevant xml file you should have a LinearLayout defined. In this excerpt they gave their LinearLayout an id called layout, like so: android:id="@+id/layout"in their LinearLayout xml definition.
– Amyga17
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How to create your own library for Android development to be used in every program you write?
... of an Android app. It has the form like below:
res/
src/
AndroidManifest.xml
pom.xml
project.properties
How to use on Eclipse:
Create new project in Eclipse. Give a name to your project. Select
"Create project from existing source". Select the location of the
root folder containing the above m...
python plot normal distribution
Given a mean and a variance is there a simple function call which will plot a normal distribution?
8 Answers
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How can I map True/False to 1/0 in a Pandas DataFrame?
I have a column in python pandas DataFrame that has boolean True/False values, but for further calculations I need 1/0 representation. Is there a quick pandas/numpy way to do that?
...
Configure Flask dev server to be visible across the network
...ecause in debugging mode a user of the
application can execute arbitrary Python code on your computer. If you
have debug disabled or trust the users on your network, you can make
the server publicly available.
Just change the call of the run() method to look like this:
app.run(host='...
How to check if a file is a valid image file?
...
I have just found the builtin imghdr module. From python documentation:
The imghdr module determines the type
of image contained in a file or byte
stream.
This is how it works:
>>> import imghdr
>>> imghdr.what('/tmp/bass')
'gif'
Using a module...