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How can I load storyboard programmatically from class?
... storyboard programmatically. Project was started developing with xib, and now it's very hard to nest all xib files in storyboard. So I was looking a way to do it in code, like with alloc, init, push for viewControllers. In my case I have only one controller in storyboard: UITableViewController ,...
Python: try statement in a single line
...safer way (and the prevailing style) is to set all variables to something. If they might not get set, set them to None first (or 0 or '' or something if it is more applicable.)
If you do assign all the names you are interested in first, you do have options.
The best option is an if statement.
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Reverse / invert a dictionary mapping
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This'll work except that it won't work if there is not unicity in the values. In that case you'll loose some entries
– gabuzo
Oct 23 '17 at 16:28
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jQuery or CSS selector to select all IDs that start with some string [duplicate]
...ector (as a jQuery selector, or as a CSS3 selector):
div[id^="player_"]
If you are able to modify that HTML, however, you should add a class to your player divs then target that class. You'll lose the additional specificity offered by ID selectors anyway, as attribute selectors share the same spe...
c++ 代码调用nsis安装包实现静默安装 - 脚本技术 - 清泛IT社区，为创新赋能！
...sp; sei.nShow = SW_SHOWNORMAL;
if (!ShellExecuteEx(&sei)) {
DWORD dwStatus = GetLastError();
if (dwStatus == ERROR_CANC...
Export specific rows from a PostgreSQL table as INSERT SQL script
... tool, it's just that it has error in date-time data in the script result. If none can give GUI tool solution in 2 days, your answer will be accepted
– null
Oct 10 '12 at 9:54
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Is there a .NET/C# wrapper for SQLite? [closed]
...ut is no longer an active contributor. Development and maintenance work is now mostly performed by the SQLite Development Team. The SQLite team is committed to supporting System.Data.SQLite long-term.
"System.Data.SQLite is the original SQLite database engine and a complete ADO.NET 2.0 provider al...
How to close tag properly?
...lt;img /> is valid in [X]HTML/XML, though the use of XHTML is very rare nowadays and if your server is serving the pages as text/html all you have to worry about is writing valid HTML. The odds to have to migrate an HTML app to XHTML is close to nil.
– Fabrício Matté
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Generating v5 UUID. What is name and namespace?
...ducible UUID for each namespace using "uuid -v5 $ROOTUUID $NAMESPACENAME". Now you can create unique UUIDs for keys within a namespace using "uuid -v5 $NAMESPACEUUID $KEY". These UUIDs can be thrown into a single key-value store with high probability of avoiding collision. This process can be repea...
How can I manually generate a .pyc file from a .py file
...mething about meta files in Python. This compileall also build some cache? If not, what is the command for that?? Since the end-users doesn't have write permission to the lib directory. And I want to speed up things here... PS. also take a look at the -O flag, for bytecode (.pyo file iso .pyc) compi...