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Is there YAML syntax for sharing part of a list or map?
...sequences as your first example. This makes sense when you think about it, and your example looks like it probably doesn't need to be sequential anyway. Simply changing your sequence values to mapping keys should do the trick, as in the following (untested) example:
sitelist: &sites
? www.foo...
Objective-C ARC: strong vs retain and weak vs assign
...ew memory management attributes for properties introduced by ARC, strong and weak .
8 Answers
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If table exists drop table then create it, if it does not exist just create it
...ks for a list of tables or views! DROP TABLE IF EXISTS 'table1', 'table2'; and DROP VIEW IF EXISTS 'view1', 'view2'; PS- What witchcraft did you use to have `s in inline code!?
– Campbeln
Mar 3 '16 at 23:32
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How to avoid “if” chains?
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You can use an && (logic AND):
if (executeStepA() && executeStepB() && executeStepC()){
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}
executeThisFunctionInAnyCase();
this will satisfy both of your requirements:
executeStep<X>() should evaluate only if the pre...
SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed
...SL_CERT_FILE=/usr/local/etc/openssl/certs/cert.pem
– andersjanmyr
Dec 20 '12 at 12:04
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How to push both value and key into PHP array
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How to add multiple keys and values to an array? for example I have [indexname1] = $value1 and [indexname2] = $value2, and I want to add them to $arrayname
– King Goeks
Oct 30 '13 at 7:59
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How can I tell PyCharm what type a parameter is expected to be?
When it comes to constructors, and assignments, and method calls, the PyCharm IDE is pretty good at analyzing my source code and figuring out what type each variable should be. I like it when it's right, because it gives me good code-completion and parameter info, and it gives me warnings if I try t...
How do I update an entity using spring-data-jpa?
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Identity of entities is defined by their primary keys. Since firstname and lastname are not parts of the primary key, you cannot tell JPA to treat Users with the same firstnames and lastnames as equal if they have different userIds.
So, if you want to update a User identified by its firstname a...
Does Javascript pass by reference? [duplicate]
...out my parameter for the rectangle function. It is actually undefined , and redefined inside the function. There are no original reference. If I remove it from the function parameter, the inside area function is not able to access it.
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Django: How to completely uninstall a Django app?
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Django < 1.7 has a handy management command that will give you the necessary SQL to drop all the tables for an app. See the sqlclear docs for more information. Basically, running ./manage.py sqlclear my_app_name gets you get the SQL statements t...