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python: How do I know what type of exception occurred?
...ns, but no one seems to want to tell you why, which is essential to understanding when you can break the "rule". Here is an explanation. Basically, it's so that you don't hide:
the fact that an error occurred
the specifics of the error that occurred (error hiding antipattern)
So as long as you ...
Dynamically adding a form to a Django formset with Ajax
...ent);
}
What it does:
cloneMore accepts selector as the first argument, and the type of formset as the 2nd one. What the selector should do is pass it what it should duplicate. In this case, I pass it div.table:last so that jQuery looks for the last table with a class of table. The :last part of ...
Is there a way to automatically build the package.json file for Node.js projects
...rogram like npm just look through the files, see the "require" statements, and then use that to put the necessary entries in the package.json file? Are there any programs like that?
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Is it possible to use Swift's Enum in Obj-C?
I'm trying to convert some of my Obj-C class to Swift. And some other Obj-C classes still using enum in that converted class. I searched In the Pre-Release Docs and couldn't find it or maybe I missed it. Is there a way to use Swift enum in Obj-C Class? Or a link to the doc of this issue?
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Git stash pop- needs merge, unable to refresh index
...y stash because I merged a branch which apparently conflicts with my stash and now my stash is seemingly unable to be popped.
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How do you perform a left outer join using linq extension methods
... tableB = new List<int?> { 3, 4, 5 };
// Result using both Option 1 and 2. Option 1 would be a better choice
// if we didn't expect multiple matches in tableB.
{ A = 1, B = null }
{ A = 2, B = null }
{ A = 3, B = 3 }
List<int> tableA = new List<int> { 1, 2, 3 };
List<int?&g...
Change EOL on multiple files in one go
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The Replace dialog can handle extended characters like EOL. Just change "Search Mode" to "Extended", and you can work with EOL (\r\n in Windows or \n in Unix), tabs (\t), etc.
You can also use the Find in Files tab of the dialog to do the replac...
Does a valid XML file require an XML declaration?
...ere it says it "should" be used -- which means it is recommended, but not mandatory. In XML 1.1, however, the declaration is mandatory. See section 2.8 of the XML 1.1 Recommendation, where it says "MUST" be used. It even goes on to state that if the declaration is absent, that automatically implies ...
How do I change the default author and committer in the Eclipse Git plugin?
I am using the Git plugin for Eclipse. I have several authors and committers which are displayed when I start typing in those fields.
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Dropping Unique constraint from MySQL table
... @Ankur Mukherjee: I forgot to mention: You have to change tbl_name and index_name to the name of your actual table and the name of the actual index, respectively. You can see the names in MySQL Query Browser. You can also do SHOW CREATE TABLE tbl_name.
– Mark Byers
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