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How to have conditional elements and keep DRY with Facebook React's JSX?
...ple of when a developer (me) tries to transfer patterns and approaches he knows from one area to another but it doesn't really work (in this case other template languages).
If you need a conditional element, do it like this:
render: function () {
return (
<div id="page">
...
Multiple Inheritance in PHP
...patcher that sends the Message passed using text or html backend. I don't know your code, but let me simulate it this way:
$m = new Message();
$m->type = 'text/html';
$m->from = 'John Doe <jdoe@yahoo.com>';
$m->to = 'Random Hacker <rh@gmail.com>';
$m->subject = 'Invitation e...
What's a good (free) visual merge tool for Git? (on windows) [closed]
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On Windows, a good 3-way diff/merge tool remains kdiff3 (WinMerge, for now, is still 2-way based, pending WinMerge3)
See "How do you merge in GIT on Windows?" and this config.
Update 7 years later (Aug. 2018): Artur Kędzior mentions in the comments:
If you guys happen to use Visual Studio ...
Delimiters in MySQL
...g, I was not able to find an answer which satisfies me. So, my question is now: What are delimiters and when should I use them?
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Is there any way to do HTTP PUT in python
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This answer was brilliant when it was written, but nowadays it's a lot easier to use the 'requests' package instead, see John Carter's answer. 'Requests' is in no way a toy - it is extremely capable.
– Jonathan Hartley
Feb 8 '12 at 18:15...
How do I install PyCrypto on Windows?
...iler and Setuptools 6.0 or later, and most packages with C extensions will now compile readily.
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Missing return statement in a non-void method compiles
...id method is missing a return statement and the code still compiles.
I know that the statements after the while loop are unreachable (dead code) and would never be executed. But why doesn't the compiler even warn about returning something? Or why would a language allow us to have a non-void met...
Is there a splice method for strings?
...the two and a couple other methods. (jsperf has been down for a few months now. Please suggest alternatives in comments.)
Although the code above implements functions that reproduce the general functionality of splice, optimizing the code for the case presented by the asker (that is, adding nothing...
OPTION (RECOMPILE) is Always Faster; Why?
...d when you mentioned a query initially run on a table with 10 records, and now the table has millions of records. That was my case exactly. I didn't mention it in the post because I didn't think it mattered. Fascinating stuff. Thanks again.
– Chad Decker
Jan 1 ...
Insert into … values ( SELECT … FROM … )
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The documentation does list this (now?): this syntax is INSERT INTO ... VALUES ([expr], [expr], ...) and one of the paths in [expr] is {{NOT} EXISTS} ([select-stmt]) - note that the paranthesis around the select statement are required ({} meaning optional)
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