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Log all queries in mysql
...tead of --log. By default, queries that take 10 seconds or longer are considered slow, you can change this by setting long_query_time to the number of seconds a query must take to execute before being logged.
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How to crop circular area from bitmap in Android
...map and I want to crop a circular region from this bitmap. All pixels outside the circle should be transparent. How can I do this?
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jQuery Get Selected Option From Dropdown
Usually I use $("#id").val() to return the value of the selected option, but this time it doesn't work.
The selected tag has the id aioConceptName
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Select a Dictionary with LINQ
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The extensions methods also provide a ToDictionary extension. It is fairly simple to use, the general usage is passing a lambda selector for the key and getting the object as the value, but you can pass a lambda selector for both key and value.
class Some...
Order a MySQL table by two columns
...mn then the second but not both at the same time.
– aidonsnous
Apr 27 '17 at 13:14
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How to sort an array by a date property
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Do not recommend creating new Date objects inside the sort method. Have hit production performance issues specifically for that reason. Do not allocate memory (and GC) inside a sort method.
– MikeMurko
Jul 13 '19 at 5:26
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@RequestBody and @ResponseBody annotations in Spring
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@SeanPatrickFloyd Sorry, I didn't mean to mention @ResponseBody at all. As you just said, @RequestBody goes on the parameter, right? But in the above answer, you have it on the method.
– Patrick
Aug 23 '13 at 15:43...
Context switches much slower in new linux kernels
...max_cstate to zero will either revert your cpuidle driver to acpi_idle (at least per the documentation of the option), or disable it completely. On my box it is completely disabled (i.e., displaying the current_driver file in /sys/devices/system/cpu/cpuidle produces an output of none). In this case ...
Check whether user has a Chrome extension installed
...ook for a specific DIV or other element on your page, with a very specific ID.
For example:
<div id="ExtensionCheck_JamesEggersAwesomeExtension"></div>
Do a getElementById and set the innerHTML to the version number of your extension or something. You can then read the contents of t...
Copy values from one column to another in the same table
...ific set of rows:
UPDATE `products` SET `in_stock` = true WHERE `supplier_id` = 10
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