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CSS: bolding some text without changing its container's size
...d, more importantly, this does not work when fonts are scaled, even if you convert the 1px to relative values like 0.025ex or 0.0125ex. See my answer for a live demonstration.
– Adam Katz
Nov 3 '17 at 17:05
...
SQLAlchemy: Creating vs. Reusing a Session
...ith an open SQLAlchemy session.
"""
engine = create_engine(db_url, convert_unicode=True)
connection = engine.connect()
db_session = scoped_session(sessionmaker(autocommit=False, autoflush=True, bind=engine))
yield db_session
db_session.close()
connection.close()
Usage:
...
PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...SELF into SCRIPT_FILENAME + PATH_INFO
Server performs alias resolution and converts the entire url path to a system file path to get SCRIPT_FILENAME
Resulting script file may include others, where __FILE__ refers to the path to the current file
...
Objective-C ARC: strong vs retain and weak vs assign
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retain is the same as strong.
apple says if you write retain it will auto converted/work like strong only.
methods like "alloc" include an implicit "retain"
Example:
@property (nonatomic, retain) NSString *name;
@synthesize name;
4.assign
assign is the default and simply performs a variabl...
How to use enum values in f:selectItem(s)
...
JSF has a builtin converter for enum, so this should do:
@ManagedBean
@ApplicationScoped
public class Data {
public Status[] getStatuses() {
return Status.values();
}
}
with
<h:selectOneMenu value="#{bean.question.stat...
The purpose of Model View Projection Matrix
...
Because matrices are convenient. Matrices help to convert locations/directions with respect to different spaces (A space can be defined by 3 perpendicular axes and an origin).
Here is an example from a book specified by @legends2k in comments.
The residents of Cartesia ...
What's the standard way to work with dates and times in Scala? Should I use Java types or there are
... immutable by default, have a much richer and nicer API, and
can easily be converted to Java's Date and Calendar classes when necessary.
This project provides a thin layer of convenience around the Joda Time
libraries, making them more idiomatic to use within Scala.
(copied from https://github.com...
What are the pros and cons of performing calculations in sql vs. in your application
...ores or gold depending of what is cheaper, if you don't have technology to convert ore to gold, or it's to expensive (because miners want to kill these other workers), you will ship it to another location, maybe in between goldsmith and miners, especially if you have more then one goldsmith.
...
How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
...argument is 'mine'; it is fully expanded to 'mine'; it is then substituted into the replacement string:
EVALUATOR(mine, VARIABLE)
Now the macro EVALUATOR is discovered, and the arguments are isolated as 'mine' and 'VARIABLE'; the latter is then fully expanded to '3', and substituted into the repl...
Source code highlighting in LaTeX
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This is a package which converts source code to TeX and LaTeX with syntax highlighting. It is possible to add custom programming language definitions easily.
Highlight supports 100 programming languages and includes 50 colour themes. It features ...