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How to force LINQ Sum() to return 0 while source collection is empty
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jQuery AJAX file upload PHP
...;br><br>
<small>Because in this example we send request to https://stacksnippets.net/upload/image the response code will be 404 ofcourse...</small>
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SQL Server: Query fast, but slow from procedure
...t the solution that worked for me in hopes that it can help someone else.
https://stackoverflow.com/a/24016676/814299
At the end of your query, add OPTION (OPTIMIZE FOR (@now UNKNOWN))
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How do I turn a String into a InputStreamReader in java?
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z-index not working with fixed positioning
...clude: transforms, filters, css-regions, paged media, and possibly others. https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Positioning/Understanding_z_index/The_stacking_context
As a general rule, it seems that if a CSS property requires rendering in an offscreen context, it must create a new s...
Delete commits from a branch in Git
... that you commit. Then it turns out that that server doesn't have outgoing HTTPS access, so you can't push the commit anywhere. Easiest to just pretend it never happened, and redo the patch from your local machine.
– Steve Bennett
Jan 3 '13 at 4:32
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How to randomize (shuffle) a JavaScript array?
...o unbiased shuffle algorithm is the Fisher-Yates (aka Knuth) Shuffle.
See https://github.com/coolaj86/knuth-shuffle
You can see a great visualization here (and the original post linked to this)
function shuffle(array) {
var currentIndex = array.length, temporaryValue, randomIndex;
// ...
Embedded MongoDB when running integration tests
...are using sbt and specs2, I wrote the same kind of wrapper for embedmongo
https://github.com/athieriot/specs2-embedmongo
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Postgresql - change the size of a varchar column to lower length
...ld worked for me, on redshift postgresql, refer this link for more details https://gist.github.com/mmasashi/7107430
BEGIN;
LOCK users;
ALTER TABLE users ADD COLUMN name_new varchar(512) DEFAULT NULL;
UPDATE users SET name_new = name;
ALTER TABLE users DROP name;
ALTER TABLE users RENAME name_new TO...
Why NSUserDefaults failed to save NSMutableDictionary in iOS?
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