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How can I recover a lost commit in Git?
...n in the history as well.
# Add a new commit with the undo of the original one.
# The <sha-1> can be any commit(s) or commit range
git revert <sha-1>
This schema illustrates which command does what.
As you can see there, reset && checkout modify the HEAD.
...
How to generate the “create table” sql statement for an existing table in postgreSQL
...lic)
\dt public.*
-- Choose a table name from above
-- For create table of one public.tablename
\d+ public.tablename
Based on the sql echoed out after running these describe commands, I was able to put together
the following plpgsql function:
CREATE OR REPLACE FUNCTION generate_create_table_sta...
OSGi, Java Modularity and Jigsaw
...xisting non-modular codebase. Making a non-modular codebase into a modular one inevitably requires some refactoring: moving classes into the correct package, replacing direct instantiation with the use of decoupled services, and so on.
This makes it hard to apply OSGi directly to the JRE codebase, ...
How to change the default charset of a MySQL table?
...eeedity from fifty years ago. Unicode case-insensitive matching cannot be done without the foldcase map from the UCD. For example, “Σίσυφος” has three different sigmas in it; or how the lowercase of “TSCHüẞ” is “tschüβ”, but the uppercase of “tschüβ” is “TSCHÜSS”. ...
Difference between / and /* in servlet mapping url pattern
.... When we defined a servlet-mapping, we are using SimpleUrlHandlerMapping. One thing we need to know is these two handlers share a common property called alwaysUseFullPath which defaults to false.
false here means Spring will not use the full path to mapp a url to a controller. What does it mean? ...
Why does Date.parse give incorrect results?
...ave been specified as (respectively):
ddd MMM DD YYYY HH:mm:ss ZZ [(timezone name)]e.g. Tue Jul 10 2018 18:39:58 GMT+0530 (IST)
ddd, DD MMM YYYY HH:mm:ss Ze.g. Tue 10 Jul 2018 13:09:58 GMT
providing 2 more formats that Date.parse should parse reliably in new implementations (noting that support ...
Why does the CheckBoxFor render an additional input tag, and how can I get the value using the FormC
...the checkboxes for GET forms:
/// <summary>
/// Renders checkbox as one input (normal Html.CheckBoxFor renders two inputs: checkbox and hidden)
/// </summary>
public static MvcHtmlString BasicCheckBoxFor<T>(this HtmlHelper<T> html, Expression<Func<T, bool>> expre...
std::string formatting like sprintf
...posed.
This means that the desired size is the number of characters plus one, so that the null-terminator will sit after all other characters and that it can be cut off by the string constructor again. This issue was explained by @alexk7 in the comments.
size_t size = snprintf( nullptr, 0, format...
What's the difference between ContentControl and ContentPresenter?
...enter also cause a DataTemplate to be applied to it's content? Isn't that one of its primary purposes?
– Drew Noakes
Aug 17 '09 at 14:08
1
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What is the >>>= operator in C?
...d Aug 25 '14 at 22:17
Ilmari KaronenIlmari Karonen
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