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Postgres dump of only parts of tables for a dev snapshot
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On your larger tables you can use the COPY command to pull out subsets...
COPY (SELECT * FROM mytable WHERE ...) TO '/tmp/myfile.tsv'
COPY mytable FROM 'myfile.tsv'
https://www.postgresql.org/docs/current/static/sql-copy.html
You should consider maintaining a set of development ...
Why does Typescript use the keyword “export” to make classes and interfaces public?
...ic and private is just for tooling, whereas the export keyword changes the output.
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What is the list of valid @SuppressWarnings warning names in Java?
...as static
super to suppress warnings relative to overriding a method without super invocations
List for Juno adds:
resource to suppress warnings relative to usage of resources of type Closeable
sync-override to suppress warnings because of missing synchronize when overriding a synchr...
Xcode changes unmodified storyboard and XIB files
...ing more than an internal Xcode cache. Xcode use it to cache information about classes. The cache changes often. Elements are added when class .h/.m files are opened and removed when Xcode suspects they are outdated (at least older Xcodes behave like this). When you save the storyboard, the current ...
How to programmatically send SMS on the iPhone?
...ackground. I'm sure you really want to have spams from your friends, "Try out this new game! It roxxers my boxxers, and yours will be too! roxxersboxxers.com!!!! If you sign up now you'll get 3,200 RB points!!"
Apple has restrictions for automated (or even partially automated) SMS and dialing ope...
Find Oracle JDBC driver in Maven repository
... license reasons have a pom entry in the Maven Central repo. Just check it out, it contains the vendor's preferred Maven info:
<groupId>com.oracle</groupId>
<artifactId>ojdbc14</artifactId>
<version>10.2.0.3.0</version>
...and the URL to download the file which...
GRANT EXECUTE to all stored procedures
...his, it's no wonder there is so many poorly secured websites and databases out there. Geez man.
– Dave Lucre
Nov 6 '19 at 5:31
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How to Rotate a UIImage 90 degrees?
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What about something like:
static inline double radians (double degrees) {return degrees * M_PI/180;}
UIImage* rotate(UIImage* src, UIImageOrientation orientation)
{
UIGraphicsBeginImageContext(src.size);
CGContextRef cont...
Convert UTC datetime string to local datetime
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If you don't want to provide your own tzinfo objects, check out the python-dateutil library. It provides tzinfo implementations on top of a zoneinfo (Olson) database such that you can refer to time zone rules by a somewhat canonical name.
from datetime import datetime
from dateutil ...
setState vs replaceState in React.js
... the current and previous states are merged. With replaceState, it throws out the current state, and replaces it with only what you provide. Usually setState is used unless you really need to remove keys for some reason; but setting them to false/null is usually a more explicit tactic.
While it's...