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Which is the preferred way to concatenate a string in Python?

...ring to a string variable is to use + or +=. This is because it's readable and fast. They are also just as fast, which one you choose is a matter of taste, the latter one is the most common. Here are timings with the timeit module: a = a + b: 0.11338996887207031 a += b: 0.11040496826171875 Howeve...
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How to concatenate text from multiple rows into a single text string in SQL server?

...h one-to-many relationships. In SQL 2005 I found that XML PATH method can handle the concatenation of the rows very easily. If there is a table called STUDENTS SubjectID StudentName ---------- ------------- 1 Mary 1 John 1 Sam 2 Al...
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AngularJS with Django - Conflicting template tags

...ider.endSymbol('}]}'); }); Keep in mind two things: mixing server-side and client-side templates is rarely a good idea and should be used with caution. The main issues are: maintainability (hard to read) and security (double interpolation could expose a new security vector - e.g. while escaping...
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How to use background thread in swift?

... And if someone wants a more Swift like syntax, I've created Async that adds some sugar to the syntax like Async.background {} – tobiasdm Sep 13 '14 at 21:50 ...
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Install a .NET windows service without InstallUtil.exe

I have a standard .NET windows service written in C#. 7 Answers 7 ...
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Tmux vs. iTerm2 split panes

...nal emulators send SIGHUP to all children which terminates them by default and thus you lose unsaved data (at least, shell and vim command history and other data stored in viminfo) and running processes and thus reopening means rerunning everything. ...
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Why are arrays of references illegal?

... Answering to your question about standard I can cite the C++ Standard §8.3.2/4: There shall be no references to references, no arrays of references, and no pointers to references. ...
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Why do I get a warning every time I use malloc?

...hat, the compiler thinks you want to define your own function named malloc and it warns you because: You don't explicitly declare it and There already is a built-in function by that name which has a different signature than the one that was implicitly declared (when a function is declared implicit...
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Make Https call using HttpClient

... @DerekS Am glad and you're welcome. If for some reason, you cannot modify the code in the production setting but able to do some admin on the server, I use this utility to configure TLS 1.2 as default. nartac.com/Products/IISCrypto ...
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wkhtmltopdf: cannot connect to X server

...virtual X server in the static version . I have been using the static (stand-alone) version of the program and it works great! I would put the executable file in a folder, and run: ...