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WavSoundRecorder 录音拓展，生成 .wav 格式音频文件，可用于百度云语音识...
...用户反馈：百度云语音识别时，需要传入 .wav 或 .m4a 格式的音频文件，但是原生的 （多媒体下的）“录音机” 组件生成的是 .3gp 格式的音频文件，不能识别，有没有 .wav 格式的录音拓展？
有，验证下来生成的 .wav 格式音频...
How to properly import a selfsigned certificate into Java keystore that is available to all Java app
...ST=$1
REMPORT=${2:-443}
KEYSTORE_PASS=changeit
KEYTOOL="sudo keytool"
# /etc/java-6-sun/security/cacerts
for CACERTS in /usr/lib/jvm/java-8-oracle/jre/lib/security/cacerts \
/usr/lib/jvm/java-7-oracle/jre/lib/security/cacerts \
"/System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents...
Configure Microsoft.AspNet.Identity to allow email address as username
...ntity.EntityFramework 1.0.0-rc1, Microsoft.AspNet.Identity.Owin 1.0.0-rc1, etc and with the RTM releases yesterday, I updated them via NuGet this evening to RTM.
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What is the Swift equivalent to Objective-C's “@synchronized”?
...) & objc_sync_exit(…) are public headers provided by the iOS/macOS/etc. APIs (looks like they're inside the ….sdk at the path usr/include/objc/objc-sync.h). The easiest way to find out if something is a public API or not is to (in Xcode) type the function name (e.g. objc_sync_enter(); argum...
importing pyspark in python shell
...se scripts will take care of both, i.e. they set up your PYTHONPATH, PATH, etc, so that your script can find pyspark, and they also start the spark instance, configuring according to your params, e.g. --master X
Alternatively, it is possible to bypass these scripts and run your spark application di...
Priority queue in .Net [closed]
... i.e. the Peek operation. And here it involves enumerator setup, for-loop, etc. Why!? Also, the "Enqueue" operation rather than being O(logN) - another key feature of the heap, has one O(longN) swipe because of "ContainsKey", a second one (again O(longN)) to add the Queue entry (if needed), a third ...
How do I make $.serialize() take into account those disabled :input elements?
...data = [];
// here, we will find all inputs (including textareas, selects etc)
// to find just disabled, add ":disabled" to find()
$("#myform").find(':input').each(function(){
var name = $(this).attr('name');
var val = $(this).val();
//is name defined?
if(typeof name !== typeof unde...
Append text to input field
...d text each time, so you end up with "more text" then "more textmore text" etc.
– James
Sep 8 at 15:59
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PostgreSQL naming conventions
...table names vs. camel case, sequences, primary keys, constraints, indexes, etc...)
2 Answers
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Understanding MongoDB BSON Document size limit
...s file metadata.
You can use this method to store images, files, videos, etc in the database much as you might in a SQL database. I have used this to even store multi gigabyte video files.
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