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Most underused data visualization [closed]
... (that is quite ugly); any idea why? I get this warning: 1: In as.circular(xx[, 1]) : an object is coerced to the class 'circular' using default value for the following components: type: 'angles' units: 'radians' template: 'none' modulo: 'asis' zero: 0 rotation: 'counter' rose.diagdata...
Password hint font in Android
...InputType by code. setTransformationMethod not needed if InputType include xx_VARIATION_PASSWORD;
– Loda
Jun 25 '13 at 10:51
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What HTTP status response code should I use if the request is missing a required parameter?
...You can send a 400 Bad Request code. It's one of the more general-purpose 4xx status codes, so you can use it to mean what you intend: the client is sending a request that's missing information/parameters that your application requires in order to process it correctly.
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来自微软的一手内幕：Windows 10是怎么出炉的 - 创意 - 清泛网 - 专注C/C++及内核技术
...在长达近一年的时间里，你也许看到听到太多微软的负面消息，也体验到了从不那么完美到逐渐顺手的Windows 10系统。这款微软自称“史上最好Windows”的系统背后，有哪些故事？我们已经见识过科技媒体The Verge作者Tom Warren撰写的...
When increasing the size of VARCHAR column on a large table could there be any problems?
...fy NULL or NOT NULL explicitly to avoid "accidents" if one of the SET ANSI_xx settings are different eg run in osql not SSMS for some reason
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Is an entity body allowed for an HTTP DELETE request?
...ection 9, and 9.4 specifically)
a message-body is explicitly forbidden in 1xx (informational), 204 (no content), and 304 (not modified) responses (section 4.3)
all other responses include a message-body, though it may be of zero length (section 4.3)
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Convert SVG image to PNG with PHP
...because I made sure each state's attributes were formatted exactly as (id="XX" style="fill:#XXXXXX").
– WebChemist
Oct 16 '12 at 0:08
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Django in / not in query
... Depending on the context, if the filter is like "having count(xx)==yy" it's more than 100x faster to use annotate() (timeit gave me 1.0497902309998608 vs 0.00514069400014705)
– Olivier Pons
Apr 11 '19 at 8:18
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HTTPS and SSL3_GET_SERVER_CERTIFICATE:certificate verify failed, CA is OK
...m to curl.cainfo.
Since PHP 5.3.7 you could do:
download https://curl.haxx.se/ca/cacert.pem and save it somewhere.
update php.ini -- add curl.cainfo = "PATH_TO/cacert.pem"
Otherwise you will need to do the following for every cURL resource:
curl_setopt ($ch, CURLOPT_CAINFO, "PATH_TO/cacert.pem...
Avoid trailing zeroes in printf()
... -d;
sz = (d >= 0) ? 0 : 1;
// Add one for each whole digit (0.xx special case).
if (d2 < 1) sz++;
while (d2 >= 1) { d2 /= 10.0; sz++; }
// Adjust for decimal point and fractionals.
sz += 1 + n;
// Create format string then use it.
sprintf (s, "%*.*f", ...