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Get type of all variables
... "factor"
$Date
[1] "Date"
$Open
[1] "numeric"
$High
[1] "numeric"
... etc.
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How come a non-const reference cannot bind to a temporary object?
...ed to modify rvalues (temporaries). It's forbidden for built-in types (int etc.), but it is allowed for user-defined types: (std::string("A")+"B").append("C").
– sbi
Oct 14 '09 at 16:51
...
Git Symlinks in Windows
...2. Tell Bash to create hardlinks instead of symlinks
EDIT -- (git folder)/etc/bash.bashrc
ADD TO BOTTOM - MSYS=winsymlinks:nativestrict
3. Set git config to use symlinks
git config core.symlinks true
or
git clone -c core.symlinks=true <URL>
NOTE: I have tried adding this to the global...
How do I pass variables and data from PHP to JavaScript?
...equests are carried over network and have network latencies.
State - Data fetched via a separate HTTP request won't include any information from the HTTP request that fetched the HTML document. You may need this information (e.g., if the HTML document is generated in response to a form submission) a...
When is an interface with a default method initialized?
... @StuartMarks "If people think this gives me an unfair advantage etc" => we are here to get answers to questions and this is a perfect answer!
– assylias
Apr 23 '14 at 0:16
...
What's the difference between a temp table and table variable in SQL Server?
...Temporary Tables are real tables so you can do things like CREATE INDEXes, etc. If you have large amounts of data for which accessing by index will be faster then temporary tables are a good option.
Table variables can have indexes by using PRIMARY KEY or UNIQUE constraints. (If you want a non-uniqu...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...d and copy any
# values which aren't immutable (like lists, dicts etc)
obj = obj.copy()
for k in obj:
if type(obj[k]) in dignore:
continue
obj[k] = Copy(obj[k], use_deepcopy)
elif t in dignore:
# Numeric or string/unicode...
Parsing JSON using Json.net
...n the format of the json is unknown.
* You can modify the delimiters, etc pretty easily in the source
* (sorry I didn't abstract it--I have a very specific use).
*/
public static Dictionary<string, string> jsonParse(string rawjson)
{
Dictionary<string, string...
STL or Qt containers?
What are the pros and cons of using Qt containers ( QMap , QVector , etc.) over their STL equivalent?
14 Answers
...
Very simple log4j2 XML configuration file using Console and File appender
...ver will occur at 4 am and then next
ones will occur at 8 am, noon, 4pm, etc.
Source: https://logging.apache.org/log4j/2.x/manual/appenders.html
Output:
[INFO ] 2018-07-21 12:03:47,412 ScenarioHook.beforeScenario() - Browser=CHROME32_NOHEAD
[INFO ] 2018-07-21 12:03:48,623 ScenarioHook.befo...