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How to disable / enable dialog negative positive buttons?
...awable.ic_dialog_info);
builder.setTitle("Alert dialog title");
builder.setMessage("This is the example code snippet to disable button if edittext attached to dialog is empty.");
builder.setPositiveButton("PositiveButton",
new DialogInterface.OnClickListener() {
public void onCli...
How can I save an image with PIL?
I have just done some image processing using the Python image library (PIL) using a post I found earlier to perform fourier transforms of images and I can't get the save function to work. The whole code works fine but it just wont save the resulting image:
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Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
...e json.dump() and leave it to the file object to encode:
with open('filename', 'w', encoding='utf8') as json_file:
json.dump("ברי צקלה", json_file, ensure_ascii=False)
Caveats for Python 2
For Python 2, there are some more caveats to take into account. If you are writing this to a fil...
Kill detached screen session [closed]
I learned from somewhere a detached screen can be killed by
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UITextField auto-capitalization type - iPhone App
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Would you care to elaborate some more HotJard? I d like to know how to paste a text and autocapitalize.
– vnchopra
Aug 24 '14 at 2:04
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How to check for changes on remote (origin) Git repository?
...se caret notation as well.
If you want to accept the remote changes:
git merge origin/master
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Convert data.frame column to a vector?
I have a dataframe such as:
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Why would you use Expression rather than Func?
...tand lambdas and the Func and Action delegates. But expressions
stump me.
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user authentication libraries for node.js?
...user authentication libraries for node.js? In particular I'm looking for something that can do password authentication for a user (using a custom backend auth DB), and associate that user with a session.
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jQuery get specific option tag text
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It's looking for an element with id list which has a property value equal to 2.
What you want is the option child of the list:
$("#list option[value='2']").text()
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