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How to create an array containing 1…N
...for creating a JavaScript array containing 1 through to N where N is only known at runtime.
61 Answers
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Why does volatile exist?
... in straight C. We used a hardware managed 16 bit value as a semaphore to know when the other guy was done. Essentially we did this:
void waitForSemaphore()
{
volatile uint16_t* semPtr = WELL_KNOWN_SEM_ADDR;/*well known address to my semaphore*/
while ((*semPtr) != IS_OK_FOR_ME_TO_PROCEED);
}...
Calculate text width with JavaScript
...visibility: hidden;
height: auto;
width: auto;
white-space: nowrap; /* Thanks to Herb Caudill comment */
}
<div id="Test">
abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
</div>
...
MySQL - Rows to Columns
... 2 | 9 | NULL | 40 |
+--------+------+------+------+
(Note that we now have one row per y-value.) Okay, we're almost there! We just need to get rid of those ugly NULLs.
Step 4: prettify. We're just going to replace any null values with zeroes so the result set is nicer to look at:
creat...
Why does Lua have no “continue” statement?
...n background this is a confusing answer because every scope there already knows what are its local variables before running. I.e. I expected an unbound local variable error in the case of reaching until....
– ubershmekel
Nov 1 '12 at 10:55
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Effective method to hide email from spam bots
... @Templar The SSI isn't necessary, nor does it confuse bots as far as I know. It makes (made) my site modular (don't really use this method anymore). The comment was citing the source of where I found the hack (now a broken link). The change in case is just a fluke. If it confuses bots, all the be...
Run all SQL files in a directory
...:\Scripts\script1.sql
:r c:\Scripts\script2.sql
:r c:\Scripts\script3.sql
Now execute
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CSV API for Java [closed]
...kipedia.org/wiki/Comma-separated_values
Wikipedia lists 10 or something known libraries:
http://en.wikipedia.org/wiki/CSV_application_support
I compared libs listed using some kind of check list. OpenCSV turned out a winner to me (YMMV) with the following results:
+ maven
+ maven - release v...
Parse JSON in TSQL
...
Update: As of SQL Server 2016 parsing JSON in TSQL is now possible.
Natively, there is no support. You'll have to use CLR. It is as simple as that, unless you have a huge masochistic streak and want to write a JSON parser in SQL
Normally, folk ask for JSON output from the DB ...
Insert ellipsis (…) into HTML tag if content too wide
...fari and IE6+ with single and multiline text
.ellipsis {
white-space: nowrap;
overflow: hidden;
}
.ellipsis.multiline {
white-space: normal;
}
<div class="ellipsis" style="width: 100px; border: 1px solid black;">Lorem ipsum dolor sit amet, consectetur adipisicing elit</div>...