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Using regular expressions to parse HTML: why not?
...ossible with regular expressions, since it depends on matching the opening and the closing tag which is not possible with regexps.
Regular expressions can only match regular languages but HTML is a context-free language and not a regular language (As @StefanPochmann pointed out, regular languages a...
Get just the filename from a path in a Bash script [duplicate]
How would I get just the filename without the extension and no path?
6 Answers
6
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Can't create handler inside thread that has not called Looper.prepare()
...You're calling it from a worker thread. You need to call Toast.makeText() (and most other functions dealing with the UI) from within the main thread. You could use a handler, for example.
Look up Communicating with the UI Thread in the documentation. In a nutshell:
// Set this up in the UI thread....
How to get rspec-2 to give the full trace associated with a test failure?
...
and fwiw if you use rspec with spork and guard you can create a .rspec file and add -b to it to get the output when you run your test suite
– shicholas
Mar 5 '13 at 21:20
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How can I get column names from a table in SQL Server?
...
You can obtain this information and much, much more by querying the Information Schema views.
This sample query:
SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = N'Customers'
Can be made over all these DB objects:
CHECK_CONSTRAINTS
COL...
How do I get git to default to ssh and not https for new repositories
...o be SSH
The GitHub repository setup page is just a suggested list of commands (and GitHub now suggests using the HTTPS protocol). Unless you have administrative access to GitHub's site, I don't know of any way to change their suggested commands.
If you'd rather use the SSH protocol, simply add a ...
Limit File Search Scope in Sublime Text 2
In Sublime Text, I often use Cmd + P / Ctrl + P to search and jump between files.
12 Answers
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Javascript Functions and default parameters, not working in IE and Chrome
...u can't do this, but you can instead do something like:
function saveItem(andClose) {
if(andClose === undefined) {
andClose = false;
}
}
This is often shortened to something like:
function setName(name) {
name = name || 'Bob';
}
Update
The above is true for ECMAScript <= 5. E...
What happens to a declared, uninitialized variable in C? Does it have a value?
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Static variables (file scope and function static) are initialized to zero:
int x; // zero
int y = 0; // also zero
void foo() {
static int x; // also zero
}
Non-static variables (local variables) are indeterminate. Reading them prior to assigning a ...
What is the difference between LINQ ToDictionary and ToLookup
What is the difference between LINQ ToDictionary and ToLookup? They seem to do the same thing.
2 Answers
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