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How to validate an email address in JavaScript
Is there a regular expression to validate an email address in JavaScript?
95 Answers
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How do I include related model fields using Django Rest Framework?
Let's say that we have the following model:
3 Answers
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Why am I seeing “TypeError: string indices must be integers”?
I'm playing with both learning python and trying to get github issues into a readable form. Using the advice on How can I convert JSON to CSV? I came up with this:
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In MySQL, can I copy one row to insert into the same table?
I just want to copy one row to insert into the same table (i.e., I want to duplicate an existing row in the table) but I want to do this without having to list all the columns after the "select", because this table has too many columns.
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Object of custom type as dictionary key
What must I do to use my objects of a custom type as keys in a Python dictionary (where I don't want the "object id" to act as the key) , e.g.
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Maximum Year in Expiry Date of Credit Card
Various online services have different values for maximum year of expiry, when it comes to Credit Cards.
10 Answers
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Spring DAO vs Spring ORM vs Spring JDBC
I was going through data access technologies supported by Spring, and I noticed that it mentions multiple options and I am not sure about the difference among them:
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break out of if and foreach
...break out of it".
You can, however, break out of the foreach by simply calling break. In your example it has the desired effect:
foreach($equipxml as $equip) {
$current_device = $equip->xpath("name");
if ( $current_device[0] == $device ) {
// found a match in the file
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Selecting data frame rows based on partial string match in a column
I want to select rows from a data frame based on partial match of a string in a column, e.g. column 'x' contains the string "hsa". Using sqldf - if it had a like syntax - I would do something like:
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What are commit-ish and tree-ish in Git?
What are specific examples of commit-ish and tree-ish in Git?
2 Answers
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