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  • Removing non-breaking spaces from strings using Python

    - by dontsaythekidsname
    Hello: I am having some trouble with a very basic string issue in Python (that I can't figure out). Basically, I am trying to do the following: '# read file into a string myString = file.read() '# Attempt to remove non breaking spaces myString = myString.replace("\u00A0"," ") '# however, when I print my string to output to console, I get: Foo **<C2><A0>** Bar I thought that the "\u00A0" was the escape code for unicode non breaking spaces, but apparently I am not doing this properly. Any ideas on what I am doing wrong?

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  • How to define and use Python generators appropriately

    - by Morlock
    I want to define a generator from a list that will output the elements one at a time, then use this generator object in an appropriate manner. a = ["Hello", "world", "!"] b = (x for x in a) c = next(b, None) while c != None: print c, c = next(b, None) Is there anything wrong or improvable with the while approach here? Is there a way to avoid having to assign 'c' before the loop? Thanks!

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  • Cassandra use PHP SimpleCassie get all keys

    - by chnet
    Is it possible to get all keys in a column family using SimpleCassie? I looked at SimpleCassie's google code, but do not figure out. Another issue is that I used following code to access column value. $price = $cassie-keyspace('ToyStore')-cf('Toys')-key('Transformer')-column('Price')-get(); echo $price; It always complains "object of cassandra columnorsupercolumn cannot be converted to string". Is it possible to print out the column value?

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  • How can I count paragraphs in text file using Perl?

    - by robjez
    I need to create Perl code which allows counting paragraphs in text files. I tried this and doesn't work: open(READFILE, "<$filename") or die "could not open file \"$filename\":$!"; $paragraphs = 0; my($c); while($c = getc(READFILE)) { if($C ne"\n") { $paragraphs++; } } close(READFILE); print("Paragraphs: $paragraphs\n");

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  • NHibernate - Stream large result sets?

    - by Dan Black
    Hi, I have to read in a large record set, process it, then write it out to a flat file. The large result set comes from a Stored Proc in SQL 2000. I currently have: var results = session.CreateSQLQuery("exec usp_SalesExtract").List(); I would like to be able to read the result set row by row, to reduce the memory foot print Thanks

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  • How do I convert tuple of tuples to list in one line (pythonic)?

    - by ThinkCode
    query = 'select mydata from mytable' cursor.execute(query) myoutput = cursor.fetchall() print myoutput (('aa',), ('bb',), ('cc',)) Why is it (cursor.fetchall) returning a tuple of tuples instead of a tuple since my query is asking for only one column of data? What is the best way of converting it to ['aa', 'bb', 'cc'] ? I can do something like this : mylist = [] myoutput = list(myoutput) for each in myoutput: mylist.append(each[0]) I am sure this isn't the best way of doing it. Please enlighten me!

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  • One Line 'If' or 'For'...

    - by aTory
    Every so often on here I see someone's code and what looks to be a 'one-liner', that being a one line statement that performs in the standard way a traditional 'if' statement or 'for' loop works. I've googled around and can't really find what kind of ones you can perform? Can anyone advise and preferably give some examples? For example, could I do this in one line: example = "example" if "exam" in example: print "yes!" Or: for a in someList: list.append(splitColon.split(a))

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  • PHP strtotime( YYYY-mm last day) a month off error

    - by Kami
    I'm trying the following command in PHP 5.2.12 : print (date('Y-m-d', strtotime('2009-12 last day'))); Regarding to the php.net manual : date('m/d/y', strtotime('2009-03 last day')); # 03/31/09 it should display the last day of march 2009 (2009-03-31) ! Mine returns the last day of the previous month ? why ? : 2009-11-30

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  • PHP to Mesh 2 PDF'S Together or not?

    - by Justin
    I have an already pre-designed PDF, and I would like to fill the PDF with some database information. So I'm curious if I should save the PDF into JPG's and render them out with the data on top of the image and re-create a PDF. Or is there a way to use the PDF already, and print data into the PDF that is already made? I am trying to figure out the best solution to generating this type of PDF. All thoughts would be greatly appreciated!

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  • Piping a bash variable into awk and storing the output

    - by Andrew Smith
    Hello, To illustrate my problem, TEST="Hi my name is John" OUTP=`echo $TEST | awk '{print $3}'` echo $OUTP What I would expect this to do is pass the $TEST variable into awk and store the 3rd word into $OUTP. Instead I get "Hi: not found", as if it is expecting the input to be a file. If I pass just a string instead of a variable, however, there is no problem. What would be the best way to approach this? Thanks all!

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  • How to create the new QTextDocument from existing widgets???

    - by Tom
    Hi, I'm absolutely confused with how to create the customized QTextDocument. I have the widget QWidget, which consists of some QLabels, QTableWidgets and QWidgets and I want to print it . I decided to create the new QTextDocument and insert in it all the defined widgets. I have already tried QTextCursor-insertBlock and insertText but my problem is how to define QTextBlockFormat or QTextCharFormat and say it, what is its "content", how to insert the widget in it. Can anyone help please? tom

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  • How do I append to the end of the comments array in WordPress?

    - by thinkswan
    I'm trying to include something at the end of the comments array for a WordPress plugin. I currently have add_filter('comments_array', 'my_function'), where my_function($comments='') is something along the lines of: my_function($comments='') { echo 'something'; return $comments; } I obviously can't return the comments first, and echoing them doesn't work because $comments is a multi-dimensional array. Is there some way I can print the WordPress comments and then append something to them? Thanks.

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  • jqgrid and django models

    - by Andrew Gee
    Hi, I have the following models class Employee(Person): job = model.Charfield(max_length=200) class Address(models.Model): street = models.CharField(max_length=200) city = models.CharField(max_length=200) class EmpAddress(Address): date_occupied = models.DateField() date_vacated = models.DateField() employee = models.ForeignKey() When I build a json data structure for an EmpAddress object using the django serialzer it does not include the inherited fields only the EmpAddress fields. I know the fields are available in the object in my view as I can print them but they are not built into the json structure. Does anyone know how to overcome this? Thanks Andrew

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  • No module named difflib

    - by bugbug
    I want to execute python code from C# with following code. static void Main(string[] args) { ScriptEngine engine = Python.CreateEngine(); ScriptSource source = engine.CreateScriptSourceFromFile(@"F:\Script\extracter.py"); source.Execute(); } I have the problem at line source.Execute(), I got error "No module named difflib". What is wrong in my code? This is my python code (extracter.py). import re import itertools import difflib print "Hello"

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  • Get CGI Fields from URL Python

    - by user299196
    When using the cgi module in Python, I can't seem to figure out how to extract CGI variables in the URL. For example if the url servercgi.py?name=user , how do I get 'name' after import cgi? For some reason, form.getvalue and form['user'] do not work but if I print the object, I see something like FieldStorage(None, None, [MiniFieldStoreage('name', 'user')]).

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  • How to transform multiple line into one line in bash stdout ?

    - by Samantha
    Hello, I sometimes do this in my shell : sam@sam-laptop:~/shell$ ps aux | grep firefox | awk '{print $2}' 2681 2685 2689 4645 $ kill -9 2681 2685 2689 4645 Is there a way I can transform the multiple lines containing the PIDs into one line separated by spaces ? (It's a little bit annoying to type the PIDs every time and I really would like to learn :) ) Thanks a lot.

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  • Getting content of the node which has childs via DOMDocument

    - by altern
    I have following html: <html ><body >Body text <div >div content</div></body></html> How could I get content of body without nested <div>? I need to get 'Body text', but do not have a clue how to do this. result of running $domhtml = DOMDocument::loadHTML($html); print $domhtml->getElementsByTagName('body')->item(0)->nodeValue; is 'Body textdiv content', which is not exactly what I want to get

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  • Sample code for image upload

    - by Michael
    Hi, In would like to write a simple Android application that takes a picture from the camera and uploads it to a webserver. Additionaly, I would like it to print in the screen the response from the server wich is a simple text string. Do you know if there is any sample code that does something like that? Thank you, Michael

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