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How dangerous is it to access an array out of bounds?
...rts of my program or even beyond that) or I am trying to set a value to an index outside of the array. The program sometimes crashes, but sometimes just runs, only giving unexpected results.
...
Understanding implicit in Scala
...(implicit requestHreader:RequestHeader)
in controller action is like
def index = Action{
implicit request =>
Ok(views.html.formpage())
}
if you do not mention request parameter as implicit explicitly then you must have been written-
def index = Action{
request =>
Ok(views.html.formpage...
Where should I put tags in HTML markup?
...ads a website with a <script> tag on it:
Fetch the HTML page (e.g. index.html)
Begin parsing the HTML
The parser encounters a <script> tag referencing an external script file.
The browser requests the script file. Meanwhile, the parser blocks and stops parsing the other HTML on your pa...
Need to reset git branch to origin version
...igin'.
Your branch is up to date with 'origin/master'.
That restores the index and working tree, like a git reset --hard would.
As commented by Brad Herman, a reset --hard would remove any new file or reset modified file to HEAD.
Actually, to be sure you start from a "clean slate", a git cle...
Why should hash functions use a prime number modulus?
...
tl;dr
index[hash(input)%2] would result in a collision for half of all possible hashes and a range of values. index[hash(input)%prime] results in a collision of <2 of all possible hashes. Fixing the divisor to the table size a...
Why does Razor _layout.cshtml have a leading underscore in file name?
.... But there's nothing to prevent a controller action from returning View("_Index", model); It works just fine; I just did it by changing a view's name to _Index.cshtml and changing the action to call as I did above.
– Andrew Barber
Nov 26 '12 at 13:03
...
Ruby custom error classes: inheritance of the message attribute
...o in my question does it like this: raise(BillRowError.new(:roamingcalls, @index), "Roaming Calls field missing"). So he calls raise with two parameters: a new BillRowError object, and his message. I'm just confused by the syntax... On other tutorials I always see it like this: raise Error, message
...
What is the Scala identifier “implicitly”?
...
A "teach you to fish" answer is to use the alphabetic member index currently available in the Scaladoc nightlies. The letters (and the #, for non-alphabetic names) at the top of the package / class pane are links to the index for member names beginning with that letter (across all clas...
What is the C runtime library?
...ether into one bigger file. The archive will usually contain at least some indexing to make it relatively fast/easy to find and extract the data from the internal files. At least at times, Microsoft has used a library format with an "extended" index the linker can use to find which functions are imp...
Database design for audit logging
...) and the date/time of that change.
The following SQL creates the blog and indexes the deleted column:
CREATE TABLE `blog` (
`id` mediumint(8) unsigned NOT NULL AUTO_INCREMENT,
`title` text,
`content` text,
`deleted` tinyint(1) unsigned NOT NULL DEFAULT '0',
PRIMARY KEY (`id`),
...