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How would you implement an LRU cache in Java?
...s not a LRU cache. This is because re-putting an entry does not affect the order of the entries (a real LRU cache will place the last-inserted entry at the back of the iteration order regardless of whether that entry initially exists in the cache)
– Pacerier
Fe...
.gitignore is ignored by Git
...rly. I saved its contents in notepad, and did: git rm -r --cached someFile.php and it worked like a charm :)
– ShayLivyatan
Jul 20 '16 at 7:08
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How do I sort a vector of pairs based on the second element of the pair?
...ked for... He said: "is there and easy way to sort the list in increasing order based on the second element of the pair?"
– Evan Teran
Dec 5 '14 at 18:42
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How do we control web page caching, across all browsers?
...he request, so you don't need to specify it at all.
How to set it?
Using PHP:
header("Cache-Control: no-cache, no-store, must-revalidate"); // HTTP 1.1.
header("Pragma: no-cache"); // HTTP 1.0.
header("Expires: 0"); // Proxies.
Using Java Servlet, or Node.js:
response.setHeader("Cache-Control"...
How to make the hardware beep sound in Mac OS X 10.6
... Here is a list of other options if anyone is interested: pastebin.com/raw.php?i=czJ8MVW3
– Andrei
Mar 24 '13 at 14:28
7
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How to handle click event in Button Column in Datagridview?
...y the documentation at MSDN to hardcode the column index or column name in order to determine if a button was clicked. The click event registers for the entire grid, so somehow you need to determine that a button was clicked, but you should not do so by assuming that your button lives in a particul...
How do I check if a column is empty or null in MySQL?
...if there is something null, why is that so?
– noobie-php
Mar 17 '16 at 11:01
the NULLIF checks fieldname for the empty...
Java equivalent to C# extension methods
...ll more modern languages allow for some kind existing class extension: C#, php, objective-c, javascript. Java surely shows its age here. Imagine you want to write a JSONObject to disk. Do you call jsonobj.writeToDisk() or someunrelatedclass.writeToDisk(jsonobj) ?
– woens
...
Merge a Branch into Trunk
...f extraneous info. There's a reason why the abstract of studies get read orders of magnitude more than any other part of a study. The same goes for UX testing, minimizing bounce rates, etc. It's all the same principle.
– ahnbizcad
Oct 17 '15 at 4:21
...
Concatenate two slices in Go
...-place", by reslicing the destination (reslicing to increase its length in order to be able to accommodate the appendable elements).
This means that if the destination was created by slicing a bigger array or slice which has additional elements beyond the length of the resulting slice, they may get...