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How to track untracked content?
...st command is the problem. The directory vendor/plugins/open_flash_chart_2 starts out as an independent Git repository. Usually such sub-repositories are ignored, but if you tell git add to explicitly add it, then it will create an gitlink entry that points to the sub-repository’s HEAD commit inst...
What is Turing Complete?
...ould do next. The input to a Turing machine is put in its memory before it starts.
Things that can make a language NOT Turing complete
A Turing machine can make decisions based on what it sees in memory - The 'language' that only supports +, -, *, and / on integers is not Turing complete because i...
How to check if a database exists in SQL Server?
...rom SQL Server Studio, so if you have access to this tool, I recommend you start playing with the various "Script xxxx AS" functions that are available. Will make your life easier! :)
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improv...
How can I make Bootstrap columns all the same height?
... an anchor ^ instead of a wildcard *. Using ^ will say that the class must start with col- where as the wildcard shown will match any class with col- anywhere in the string, possibly having undesired effects on styles where you may have used the convention col-. (i.e. stuff-col-morestuff).
...
Best way in asp.net to force https for an entire site?
... me: when I attempted to run locally in VS 2010 with this code running, my start page never loaded; instead, I just received a "This webpage is not available" message. To fix, I added a second condition to test if the url contains the string "localhost": if it does not, then force https.
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How to get string width on Android?
...
You can use the getTextBounds(String text, int start, int end, Rect bounds) method of a Paint object. You can either use the paint object supplied by a TextView or build one yourself with your desired text appearance.
Using a Textview you Can do the following:
Rect bou...
What is __future__ in Python used for and how/when to use it, and how it works
...division ("true division") and others return the floor ("floor division"). Starting in Python 3.0, true division is specified by x/y, whereas floor division is specified by x//y.
The from __future__ import division directive forces the use of Python 3.0 style division.
absolute_import
Allows for...
Is String.Format as efficient as StringBuilder
...em.Diagnostics.Stopwatch();
Console.WriteLine("Concatenation:");
stopwatch.Start();
for(int i=0; i<iterations; i++){
var key1= keyprefix+":" + i.ToString();
concatkeys[i]=key1;
}
Console.WriteLine(stopwatch.ElapsedMilliseconds);
Console.WriteLine("New stringBuilder for each key:");
sto...
What's the best practice for primary keys in tables?
...ho hasn't supplied his/her SSN yet.
Employee Salary History: (employee_id, start_date). I would not create an artifical employee_salary_history_id. What point would it serve (other than "foolish consistency")
Wherever artificial keys are used, you should always also declare unique constraints on...
Unicode, UTF, ASCII, ANSI format differences
...
Some reading to get you started on character encodings: Joel on Software:
The Absolute Minimum Every Software Developer Absolutely, Positively Must Know About Unicode and Character Sets (No Excuses!)
By the way - ASP.NET has nothing to do with it....