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Why does 'git commit' not save my changes?
...ific example, you can use:
git commit -am "save arezzo files"
(note the extra a in the flags, can also be written as git commit -a -m "message" - both do the same thing)
Alternatively, if you want to be more selective about what you add to the commit, you use the git add command to add the appro...
How to change legend title in ggplot
...the most striaghtforward answer, it does exactly what OP asks for with one extra line at most
– Leo
Aug 14 '17 at 11:17
3
...
127 Return code from $?
...
If the IBM mainframe JCL has some extra characters or numbers at the end of the name of unix script being called then it can throw such error.
share
|
improv...
Access POST values in Symfony2 request object
... $deep parameter to true and access the required deep nested value without extra variable:
$request->request->get('form[some][deep][data]', null, true);
Also you have possibility to set a default value (2nd parameter of get() method), it can avoid redundant isset($form['some']['deep']['data...
How to get the Android device's primary e-mail address
...ccounts) {
if (emailPattern.matcher(account.name).matches()) {
String possibleEmail = account.name;
...
}
}
Note that this requires the GET_ACCOUNTS permission:
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
More on using AccountManager can be f...
How to add ID property to Html.BeginForm() in asp.net mvc?
...
{
public static MvcForm BeginForm(this HtmlHelper htmlHelper, string formId)
{
return htmlHelper.BeginForm(null, null, FormMethod.Post, new { id = formId });
}
public static MvcForm BeginForm(this HtmlHelper htmlHelper, string formId, FormMethod meth...
Sorting an array of objects by property values
...
You can use string1.localeCompare(string2) for string comparison
– bradvido
May 27 '14 at 13:51
...
Java Annotations
...tions and annotation processor.
They're great for generating code, adding extra validations during your build, and I've also been using them for an error message framework (not yet published -- need to clear with the bosses...).
...
What is the difference between single and double quotes in SQL?
...
Single quotes are used to indicate the beginning and end of a string in SQL. Double quotes generally aren't used in SQL, but that can vary from database to database.
Stick to using single quotes.
That's the primary use anyway. You can use single quotes for a column alias — where yo...
What is the advantage of using heredoc in PHP? [closed]
...eredoc syntax is much cleaner to me and it is really useful for multi-line strings and avoiding quoting issues. Back in the day I used to use them to construct SQL queries:
$sql = <<<SQL
select *
from $tablename
where id in [$order_ids_list]
and product_name = "widgets"
SQL;
To me...