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Which is faster/best? SELECT * or SELECT column1, colum2, column3, etc
...he entries because you want different plans as needed.
So, this all comes down, because of the way you specified the question, to the issue resiliency in the face of eventual schema modifications. If you're burning this schema into ROM (it happens), then an * is perfectly acceptable.
However, my ...
Best practices for circular shift (rotate) operations in C++
...f the value to be shifted is also a compile-time constant after inlining. https://gcc.gnu.org/wiki/DontUseInlineAsm.
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How can I measure the speed of code written in PHP? [closed]
...le the profiler by default (it generates quite big files, and slows things down), but use the possibility to send a parameter called XDEBUG_PROFILE as GET data, to activate profiling just for the page I need.
The profiling-related part of my php.ini looks like this :
xdebug.profiler_enable = 0 ...
What is the best way to stop people hacking the PHP-based highscore table of a Flash game
...could be avoided by forcing the client to communicate with the server over HTTPS, and insuring that the client is preconfigured to trust only certificates signed by a specific certificate authority which you alone have access to.
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How can I have grep not print out 'No such file or directory' errors?
...
git grep pattern
That will show all matches from your current directory down.
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How do you write multiline strings in Go?
...Note that by extension of the same argument, it's a pain for embedding markdown, or shell scripts (if you opt to use backtick in place of $(abcd)).
– Ivan Vučica
Jul 6 '16 at 17:59
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What is the maximum possible length of a .NET string?
...efore then.");
Console.WriteLine("\nThis is a quickish test to narrow down results to find the max supported length of a string.");
Console.WriteLine("\nThe test starts ...now:\n");
int Length = 0;
string s = "";
int Increment = 1000000000; // We know that s string with the ...
Is there a shortcut to move between header and source file in VC++?
... default keyboard shortcut for this: Ctrl+K, Ctrl+O
(You will need to hold down Ctrl and type ko and then release Ctrl)
In earlier versions, see:
Visual Studio Macro to switch between CPP and H files
or
Open Corresponding File in Visual Assist
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MVVM: Tutorial from start to finish?
...h The Model-View-ViewModel Design Pattern" read again, again and again :-) download the code, examine, compile and keep it around
MVVM foundation
Examine the framework, use it in your app.
Look at the Demo application in that framework.
No real start-to-finish tutorials, sorry...
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How to “git clone” including submodules?
...eyknow.git
Update 2016, with git 2.8: see "How to speed up / parallelize downloads of git submodules using git clone --recursive?"
You can initiate fetching the submodule using multiple threads, in parallel.
For instances:
git fetch --recurse-submodules -j2
Even better, with Git 2.23 (Q3 2019), ...