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Check if page gets reloaded or refreshed in JavaScript
...anks buddy this is accurate solution to detect either the page is reloaded from right click/refresh from the browser or reloaded by the url.
– Roque Mejos
Aug 8 '16 at 8:01
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Why is the JVM stack-based and the Dalvik VM register-based?
...on an architecture with few registers (e.g. IA32).
In Dalvik VM Internals from Google I/O 2008, the Dalvik creator Dan Bornstein gives the following arguments for choosing a register-based VM on slide 35 of the presentation slides:
Register Machine
Why?
avoid instruction dispatch
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Deleting Objects in JavaScript
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@AlexJM Yes, the next answer from Guffa (and its comments) discusses this in some detail.
– Jesse Rusak
Jun 25 '15 at 14:47
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C libcurl get output into a string
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From reading the manual here: http://curl.haxx.se/libcurl/c/curl_easy_setopt.html I think you need several calls to CURL_SETOPT, the first being the URL you want to process, the second being something like:
curl_easy_setopt(...
Add default value of datetime field in SQL Server to a timestamp
I've got a table that collects forms submitted from our website, but for some reason, when they created the table, they didn't put a timestamp in the table. I want it to enter the exact date and time that the record was entered.
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What are fail-safe & fail-fast Iterators in Java
... concurrent Collection implementations (including most Queues) also differ from the usual java.util conventions in that their Iterators and Spliterators provide weakly consistent rather than fast-fail traversal."
Typically, weak consistency means that if a collection is modified concurrently with ...
How do I set cell value to Date and apply default Excel date format?
...ond cell as a date (and time). It is important to create a new cell style from the workbook otherwise you can end up modifying the built in style and effecting not only this cell but other cells.
– CGK
Sep 24 '13 at 13:27
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How to determine whether a Pandas Column contains a particular value
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Starting from pandas 0.24.0 , using s.values and df.values is highly discoraged. See this. Also, s.values is actually much slower in some cases.
– Qusai Alothman
Feb 1 '19 at 7:09
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How do I create a copy of an object in PHP?
...e same object without being references to the same value. This can be seen from this example: $a = new stdClass; $b =& $a; $a = 42; var_export($b); here $b is a reference to the variable $a; if you replace =& with a normal =, it is not a reference, and still points to the original object.
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“The remote certificate is invalid according to the validation procedure.” using Gmail SMTP server
...had the exact same problem and figured out that by default the Mail Shield from Avast antivirus had the "Scan SSL connection" activated. Make sure to turn that off.
From my knowledge, Avast will "open" the mail, scan it for any viruses and then sign it using it's own certificate so the mail won't b...