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Python string class like StringBuilder in C#?
...
There is no one-to-one correlation. For a really good article please see Efficient String Concatenation in Python:
Building long strings in the Python
progamming language can sometimes
result in very slow running code. In
this article I investigate th...
RegEx: Grabbing values between quotation marks
...success:
(["'])(?:(?=(\\?))\2.)*?\1
It supports nested quotes as well.
For those who want a deeper explanation of how this works, here's an explanation from user ephemient:
([""']) match a quote; ((?=(\\?))\2.) if backslash exists, gobble it, and whether or not that happens, match a characte...
Is there a label/goto in Python?
... some of the things you could do with a goto using first class functions. For example:
void somefunc(int a)
{
if (a == 1)
goto label1;
if (a == 2)
goto label2;
label1:
...
label2:
...
}
Could be done in python like this:
def func1():
...
def...
What is the default access specifier in Java?
...me package to which the class belongs.
As mdma pointed out, it isn't true for interface members though, for which the default is "public".
See Java's Access Specifiers
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R command for setting working directory to source file location in Rstudio
...is does not work in RStudio if you Run the code rather than Sourceing it. For that, you need to use rstudioapi::getActiveDocumentContext.
setwd(dirname(rstudioapi::getActiveDocumentContext()$path))
This second solution requires that you are using RStudio as your IDE, of course.
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No module named _sqlite3
...l set that python version to be the system-wide standard, which can have unforseen consequences. If you run this command on your workstation, you'll probably want to have it installed alongside the existing python, which can be done with sudo make altinstall.
...
Detect IE version (prior to v9) in JavaScript
... {
oldIE = true;
}
if (oldIE) {
// Here's your JS for IE..
} else {
// ..And here's the full-fat code for everyone else
}
}(jQuery));
Thanks to Paul Irish.
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Parse usable Street Address, City, State, Zip from a string [closed]
...ess into their appropriate fields in a normalized table. I need to do this for approximately 4,000 records and it needs to be repeatable.
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What does “WARN Could not determine content-length of response body.” mean and how to I get rid of i
...nded you use a proper/better webserver (like thin or passenger standalone) for web. Upcoming versions of Ruby will fix this issue.
– Luis Lavena
Apr 4 '12 at 23:16
3
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How can I “pretty print” a Duration in Java?
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Rob HruskaRob Hruska
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