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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
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edited Nov 10 '11 at 9:11
answered Sep 29 '10 at 0:58
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emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
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101
There is no difference:
(eq 'my-add #'my-add)
yields t
The # can be used in front of a lamb...
How to set headers in http get request?
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edited Aug 5 '13 at 12:09
answered Oct 12 '12 at 17:36
D...
Check image width and height before upload with Javascript
...file").change(function (e) {
var file, img;
if ((file = this.files[0])) {
img = new Image();
var objectUrl = _URL.createObjectURL(file);
img.onload = function () {
alert(this.width + " " + this.height);
_URL.revokeObjectURL(objectUrl);
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Get Substring between two characters using javascript
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edited Jun 3 '18 at 8:02
theUtherSide
2,58833 gold badges2727 silver badges3232 bronze badges
answer...
Insert ellipsis (…) into HTML tag if content too wide
...line {
white-space: normal;
}
<div class="ellipsis" style="width: 100px; border: 1px solid black;">Lorem ipsum dolor sit amet, consectetur adipisicing elit</div>
<div class="ellipsis multiline" style="width: 100px; height: 40px; border: 1px solid black; margin-bottom: 100px">L...
How do I convert an interval into a number of hours with postgres?
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Probably the easiest way is:
SELECT EXTRACT(epoch FROM my_interval)/3600
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Write to .txt file?
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270
FILE *f = fopen("file.txt", "w");
if (f == NULL)
{
printf("Error opening file!\n");
exit...
Patterns for handling batch operations in REST web services?
...ce. For example, to delete several messages at once.
DELETE /mail?&id=0&id=1&id=2
It's a little more complicated to batch update partial resources, or resource attributes. That is, update each markedAsRead attribute. Basically, instead of treating the attribute as part of each resourc...
Enums and Constants. Which to use when?
...rom here as I'm lazy)
[FlagsAttribute]
enum DistributedChannel
{
None = 0,
Transacted = 1,
Queued = 2,
Encrypted = 4,
Persisted = 16,
FaultTolerant = Transacted | Queued | Persisted
}
Constants should be for a single value, like PI. There isn't a range of PI values, there is just PI.
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