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How to match all occurrences of a regex
... May 18 '12 at 6:23
Andrew Marshall
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answered Sep 17 '08 at 5:53
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Reverting a single file to a previous version in git [duplicate]
..., and we want to revert the file to one of the previous versions. First of all, git doesn't keep version numbers for individual files. It just tracks content - a commit is essentially a snapshot of the work tree, along with some metadata (e.g. commit message). So, we have to know which commit has th...
Differences between Octave and MATLAB? [closed]
...uctures are. The above link shows several examples where they are syntactically similar or identical, is this true for the whole language?
...
Transactions in REST?
...nsider a RESTful shopping basket scenario. The shopping basket is conceptually your transaction wrapper. In the same way that you can add multiple items to a shopping basket and then submit that basket to process the order, you can add Bob's account entry to the transaction wrapper and then Bill'...
COALESCE Function in TSQL
...not sure why you think the documentation is vague.
It simply goes through all the parameters one by one, and returns the first that is NOT NULL.
COALESCE(NULL, NULL, NULL, 1, 2, 3)
=> 1
COALESCE(1, 2, 3, 4, 5, NULL)
=> 1
COALESCE(NULL, NULL, NULL, 3, 2, NULL)
=> 3
COALESCE(6, 5, 4, ...
CASCADE DELETE just once
...
If you really want DELETE FROM some_table CASCADE; which means "remove all rows from table some_table", you can use TRUNCATE instead of DELETE and CASCADE is always supported. However, if you want to use selective delete with a where ...
How to apply specific CSS rules to Chrome only?
...get the Google Chrome,using media queries or CSS hacks,but Javascript is really more effective.
Here is the piece of Javascript code that will target Google Chrome 14 and later,
var isChrome = !!window.chrome && !!window.chrome.webstore;
and below is a list of Available Browser hacks,f...
Change / Add syntax highlighting for a language in Sublime 2/3
...ince Sublime Text 3 is using the .sublime-package zip file format to store all the default settings it's not very straightforward to edit the individual files.
Unfortunately, not all themes contain all scopes, so you'll need to play around with different ones to find one that looks good, and gives ...
Awaiting multiple Tasks with different results
...
After you use WhenAll, you can pull the results out individually with await:
var catTask = FeedCat();
var houseTask = SellHouse();
var carTask = BuyCar();
await Task.WhenAll(catTask, houseTask, carTask);
var cat = await catTask;
var house =...
Can we instantiate an abstract class?
...that here: -
Whenever a new class instance is created, memory space is allocated
for it with room for all the instance variables declared in the class
type and all the instance variables declared in each superclass of the
class type, including all the instance variables that may be hidden....