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How to use Chrome's network debugger with redirects
...ittle red dot on the left now has the purpose to switch network logging on and off completely.
Older versions
In older versions of Chrome (v21 here), there's a little, clickable red dot in the footer of the "Network" tab.
If you hover over it, it will tell you, that it will "Preserve Log Upon...
How to template If-Else structures in data-bound views?
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There are a couple different ways that you can handle this type of code.
with an if/ifnot combination like you are now. This works fine and is not terribly verbose.
Michael Best's switch/case binding (https://github.com/mbest/knockout-switch-case) is quite flexible and ...
Converting dict to OrderedDict
...hip)
What you see when you print the OrderedDict is it's representation, and it is entirely correct. OrderedDict([('PRICE', 250), ('HP', 50), ('NAME', 'Albatross'), ('BLASTERS', 13), ('THRUSTERS', 18)]) just shows you, in a reproducable representation, what the contents are of the OrderedDict.
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Javascript reduce() on Object
...u want the result as an Object ({ value: ... }), you'll have to initialize and return the object each time:
Object.keys(o).reduce(function (previous, key) {
previous.value += o[key].value;
return previous;
}, { value: 0 });
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jQuery: count number of rows in a table
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Use a selector that will select all the rows and take the length.
var rowCount = $('#myTable tr').length;
Note: this approach also counts all trs of every nested table!
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How to add include path in Qt Creator?
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If you are using qmake, the standard Qt build system, just add a line to the .pro file as documented in the qmake Variable Reference:
INCLUDEPATH += <your path>
If you are using your own build system, you create a project by selecting "Import of ...
Get UIScrollView to scroll to the top
...animated:YES];
or if you want to preserve the horizontal scroll position and just reset the vertical position:
[self.scrollView setContentOffset:CGPointMake(self.scrollView.contentOffset.x, 0)
animated:YES];
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How do you automatically set text box to Uppercase?
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It is also not a good idea to have the spaces between the attribute name and the value...
<input type="text" class="normal"
name="Name" size="20" maxlength="20"
style="text-transform:uppercase" />
<img src="../images/tickmark.gif" border="0" />
Please note this tran...
Get PostGIS version
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Since some of the functions depend on other libraries like GEOS and proj4 you might want to get their versions too. Then use:
SELECT PostGIS_full_version();
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Split delimited strings in a column and insert as new rows [duplicate]
...parate_rows function as described by @Tif below.
It works so much better, and it allows to "unnest" multiple columns in a single statement:
> head(mydf)
geneid chrom start end strand length gene_count
ENSG00000223972.5 chr1;chr1;chr1;chr1;chr1;chr1;chr1;chr1;chr1 11869;1...