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How would you make a comma-separated string from a list of strings?
...gIO
import StringIO
import csv
l = ['list','of','["""crazy"quotes"and\'',123,'other things']
line = StringIO.StringIO()
writer = csv.writer(line)
writer.writerow(l)
csvcontent = line.getvalue()
# 'list,of,"[""""""crazy""quotes""and\'",123,other things\r\n'
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Get folder name from full file path
... answered Jun 27 '18 at 15:39
123iamking123iamking
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Which equals operator (== vs ===) should be used in JavaScript comparisons?
...n the third rule)
Now it becomes interesting:
var a = "12" + "3";
var b = "123";
alert(a === b); // returns true, because strings behave like value types
But how about this?:
var a = new String("123");
var b = "123";
alert(a === b); // returns false !! (but they are equal and of the same type)
I...
Why do you not use C for your web apps?
...ich comes "for free" with a more, shall we say "web-centric" language like PHP or C# or Ruby or whatever. That means you pay more.
Add all of that to the fact that single-threaded computational speed just isn't that important on the web. If you need more scalability, most organizations can econom...
What are the disadvantages of using persistent connection in PDO
...de persistent using the PDO::ATTR_PERSISTENT attribute. According to the php manual -
8 Answers
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Git 'fatal: Unable to write new index file'
...answered Mar 27 '15 at 15:36
gls123gls123
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What does “xmlns” in XML mean?
...lt;homecity>
<name>London</name>
<lat>123.000</lat>
<long>0.00</long>
</homecity>
</person>
If our two XMLs were combined into a single document, how would we tell the two names apart? As you can see above, there are tw...
How do I remove all specific characters at the end of a string in PHP?
...
$output = rtrim($string, '.');
(Reference: rtrim on PHP.net)
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How can I sanitize user input with PHP?
...
It's a common misconception that user input can be filtered. PHP even has a (now deprecated) "feature", called magic-quotes, that builds on this idea. It's nonsense. Forget about filtering (or cleaning, or whatever people call it).
What you should do, to avoid problems, is quite simpl...
How do I repeat an edit on multiple lines in Vim?
... to insert something on multiple lines, use Shift-i.
So for the text:
abc123abc
def456def
ghi789ghi
if you hit Ctrl-v with your cursor over the 1, hit j twice to go down two columns, then Shift-i,ESC , your text would look like this:
abc,123abc
def,456def
ghi,789ghi
(the multi-line insert has...