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What is a word boundary in regex?
...g Java regexes in Java 1.6 (to parse numeric output, among other purposes) and cannot find a precise definition of \b ("word boundary"). I had assumed that -12 would be an "integer word" (matched by \b\-?\d+\b ) but it appears that this does not work. I'd be grateful to know of ways of matchi...
Why would a JavaScript variable start with a dollar sign? [duplicate]
... dom object itself
I find this to be very helpful in writing jQuery code and makes it easy to see jQuery objects which have a different set of properties.
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How to keep the console window open in Visual C++?
I'm starting out in Visual C++ and I'd like to know how to keep the console window.
22 Answers
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How to copy text programmatically in my Android app?
I'm building an Android app and I want to copy the text value of an EditText widget. It's possible for the user to press Menu+A then Menu+C to copy the value, but how would I do this programmatically?
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Why are arrays covariant but generics are invariant?
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Via wikipedia:
Early versions of Java and C# did not include generics (a.k.a. parametric polymorphism).
In such a setting, making arrays invariant rules out useful polymorphic programs.
For example, consider writing a function to shuffle an array, or a fun...
Generate random integers between 0 and 9
How can I generate random integers between 0 and 9 (inclusive) in Python?
19 Answers
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How to terminate a window in tmux?
...esize-pane -R 1
bind - resize-pane -D 1
bind + resize-pane -U 1
bind . command-prompt
bind a last-window
bind space command-prompt -p index "select-window"
bind r source-file ~/.tmux.conf
# Options
set -g bell-action none
set -g set-titles on
set -g set-titles-string "tmux (#I:#W)"
set -g base-inde...
What is the use of the square brackets [] in sql statements?
...s around column names in sql. Do the brackets offer any advantage? When I hand code T-SQL I've never bothered with them.
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How to estimate a programming task if you have no experience in it [closed]
...ing too long an estimate. Unanticipated problems occur, priorities change, and requirements are "updated". Even if you don't use all the time you asked for, you will have more testing time, or can release "early".
I've always been far too optimistic in my estimates, and it can put a lot of stress i...
Compiling/Executing a C# Source File in Command Prompt
How do you compile and execute a .cs file from a command-prompt window?
15 Answers
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