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Coding in Other (Spoken) Languages
... @Jonik: At least you didn't have to argue about ASCII/extended charset. In some places (here), there used to be a large debate on naming your identifiers a) in English, b) in Czech without accents, c) in Czech with the accents (most of which you can't type without Czech keyboard layout, ...
What is the difference between NULL, '\0' and 0?
...xDEADBEEF)
as these are seen by a compiler as normal comparisons.
Null Characters
'\0' is defined to be a null character - that is a character with all bits set to zero. This has nothing to do with pointers. However you may see something similar to this code:
if (!*string_pointer)
checks if ...
MySQL dump by query
...
not mysqldump, but mysql cli...
mysql -e "select * from myTable" -u myuser -pxxxxxxxxx mydatabase
you can redirect it out to a file if you want :
mysql -e "select * from myTable" -u myuser -pxxxxxxxx mydatabase > mydumpfile.txt
Update:
Original post asked if...
java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener
...rties (e.g., right-click on the project's name in the project explorer and select "Properties").
Select "Deployment Assembly".
Click the "Add..." button on the right margin.
Select "Java Build Path Entries" from the menu of Directive Type and click "Next".
Select "Maven Dependencies" from the Java B...
Strange SQLAlchemy error message: TypeError: 'dict' object does not support indexing
...
This should be the selected answer. It solved the issue in my case.
– Gani Simsek
Feb 20 '17 at 13:11
1
...
Does Java have something like C#'s ref and out keywords?
...his should be expanded on some. You can only pass primitives (int, short, char, etc.) as value. And no, there is no out.
– Corey Sunwold
May 10 '10 at 21:26
...
When to use Vanilla JavaScript vs. jQuery?
...now)
this.value (on most input types. only issues I know are IE when a <select> doesn't have value properties set on its <option> elements, or radio inputs in Safari.)
this.className to get or set an entire "class" property
this.selectedIndex against a <select> to get the selected ...
Can a JSON value contain a multiline string
...
Check out the specification! The JSON grammar's char production can take the following values:
any-Unicode-character-except-"-or-\-or-control-character
\"
\\
\/
\b
\f
\n
\r
\t
\u four-hex-digits
Newlines are "control characters" so, no, you may not have a literal newli...
Throwing the fattest people off of an overloaded airplane.
...uch better. I use something quite like this for a recommendation engine (I select the top 200 items from a list of several million). I typically end up with only 50,000 or 70,000 items actually added to the heap.
I suspect that you'll see something quite similar: the majority of your candidates wil...
How may I reference the script tag that loaded the currently-executing script?
...wsers and IE.
Does not work with modules <script type="module">
2. Select script by id
Giving the script an id attribute will let you easily select it by id from within using document.getElementById().
<script id="myscript">
var me = document.getElementById('myscript');
</script&...