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How to play a local video with Swift?
... })
}
}
private func startLoading(){
var error:NSError?
guard let asset = urlAsset else {return}
let status:AVKeyValueStatus = asset.statusOfValueForKey("tracks", error: &error)
if status == AVKeyValueStatus.Loaded {
assetDur...
How to sign an android apk file
...mall overview without reference or eclipse around, so leave some space for errors, but it works like this
Open your project in eclipse
Press right-mouse - > tools (android tools?) - > export signed application (apk?)
Go through the wizard:
Make a new key-store. remember that password
Sign yo...
Cost of len() function
...s, not C terms]: look up "len" in a dictionary and dispatch it to the built_in len function which will look up the object's __len__ method and call that ... all it has to do is return self.length
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Finding last occurrence of substring in string, replacing that
...ly like this solution but having replacements=None parameter seems like an error to me because if the parameter is omitted the function will give an error (tried in Python 2.7). I would suggest either remove the default value, set it to -1 (for unlimited replacements) or better make it replacements=...
Linux日志管理Rsyslog入门 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...稍后有 Gearman 把任务分发给相应的 Worker 来处理。
友情提示：如果主配置文件太臃肿的话，可以考虑使用子配置文件：
# Include all config files in /etc/rsyslog.d/
$IncludeConfig /etc/rsyslog.d/*.conf
本文可以看作是Rsyslog入门指引，深入介...
How does Google Instant work?
...w to Troubleshoot Windows Internal \\x3cem\\x3eStack Overflow\\x3c/em\\x3e Error Messages\\x3c/a\\x3e\\x3c/h3\\x3e\\x3cdiv class\\x3d\\x22s\\x22\\x3eThis article lists steps to help you troubleshoot problems with \\x3cem\\x3estack overflow\\x3c/em\\x3e errors in Windows. Stacks are reserved memory ...
SQL select join: is it possible to prefix all columns as 'prefix.*'?
..., the main table's field values are overriden with the joinedtable values. Error prone, frustrating and a violation of DRY when having to manually specify the table fields with aliases over and over...
Here is a PHP (Wordpress) function to achieve this through code generation together with an examp...
dispatch_after - GCD in Swift?
...hat my original code was slightly wrong. Implicit typing causes a compile error if you don't cast NSEC_PER_SEC to a Double.
If anyone can suggest a more optimal solution I'd be keen to hear it.
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Why should I prefer to use member initialization lists?
...T be initialized in an initializer list;
{ // it is an error not to do so
}
private:
A a;
const int y;
};
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follo...
How do you create nested dict in Python?
...he following:
d = {} # can use defaultdict(dict) instead
for row in file_map:
# derive row key from something
# when using defaultdict, we can skip the next step creating a dictionary on row_key
d[row_key] = {}
for idx, col in enumerate(row):
d[row_key][idx] = col
Ac...