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Naming of ID columns in database tables
...e wrong records.
If you would like to use the USING syntax that some dbs allow, you cannot if you use ID.
If you use ID you can easily end up with a mistaken join if you happen to be copying the join syntax (don't tell me that no one ever does this!)and forget to change the alias in the join con...
How do I use brew installed Python as the default Python?
... to Homebrew (after using fink and macport) on Mac OS X 10.6.2. I have installed python 2.7 with
19 Answers
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What's the point of the X-Requested-With header?
...his can prevent CSRF attacks because this header cannot be added to the AJAX request cross domain without the consent of the server via CORS.
Only the following headers are allowed cross domain:
Accept
Accept-Language
Content-Language
Last-Event-ID
Content-Type
any others cause ...
Android ADB device offline, can't issue commands
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Worked exactly in the order described. Final step is to allow it on the phone.
– vlad
Nov 30 '13 at 5:17
26
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Best way to initialize (empty) array in PHP
...ferent ways, with the literal grammar not being dogged by the overhead of calling a function.
PHP, on the other hand, has language constructs that may look like functions but aren't treated as such. Even with PHP 5.4, which supports [] as an alternative, there is no difference in overhead because...
file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
file_get_contents("php://input") or $HTTP_RAW_POST_DATA - which one is better to get the body of JSON request?
6 Answers...
How can I capture the result of var_dump to a string?
... most likely have a negative effect on performance here. It also can get really messy if you need to look at multiple variables during the execution of a complex script.
– selfawaresoup
Dec 27 '09 at 16:45
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What is the difference between float and double?
...i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the differences between them?
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What type of hash does WordPress use?
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I don't know if this will help at all, but WP will still take the straight MD5 the first time you used the Password, then it will "salt" it. SO, if you have access to the DB, using MyPHPAdmin you can change the PW to "MyPass", select MD5 in the "Function" dro...
Pycharm does not show plot
...se
plt.show()
This command tells the system to draw the plot in Pycharm.
Example:
plt.imshow(img.reshape((28, 28)))
plt.show()
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