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Flask SQLAlchemy query, specify column names
...ow could we assign alias to the field ? Because in my case, I'm using JOIN and conflict ID field which is present in both table
– Mitul Shah
Jun 6 '15 at 10:46
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UnmodifiableMap (Java Collections) vs ImmutableMap (Google) [duplicate]
... unmodifiable map may still change. It is only a view on a modifiable map, and changes in the backing map will be visible through the unmodifiable map. The unmodifiable map only prevents modifications for those who only have the reference to the unmodifiable view:
Map<String, String> realMap ...
How can I create an object and add attributes to it?
I want to create a dynamic object (inside another object) in Python and then add attributes to it.
16 Answers
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Integer to hex string in C++
...tever you like if you wish.
Other manips of interest are std::oct (octal) and std::dec (back to decimal).
One problem you may encounter is the fact that this produces the exact amount of digits needed to represent it. You may use setfill and setw this to circumvent the problem:
stream << st...
Incorrect syntax near ')' calling stored procedure with GETDATE
... @student Is there a reason for basic restrictions like lack of boolean and integer column types or lack of filtered keys in Oracle...?
– Skipper
Dec 26 '18 at 20:44
add a ...
javac error: Class names are only accepted if annotation processing is explicitly requested
... to include the .java suffix when compiling the program. Remember, the command is javac HelloWorldApp.java not javac HelloWorldApp.
Also, in your second javac-example, (in which you actually included .java) you need to include the all required .jar-files needed for compilation.
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Sending Email in Android using JavaMail API without using the default/built-in app
I am trying to create a mail sending application in Android.
25 Answers
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UIButton Long Press Event
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You can start off by creating and attaching the UILongPressGestureRecognizer instance to the button.
UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)];
[self.button addGestur...
Create JSON-object the correct way
...' => $post_data), JSON_FORCE_OBJECT);
"{}" brackets specify an object and "[]" are used for arrays according to JSON specification.
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Excluding directory when creating a .tar.gz file
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To exclude whole folder and its content: tar -pczvf MyBackup.tar.gz /home/user/public_html/ --exclude "/home/user/public_html/tmp/*"
– Dr.jacky
Nov 14 '16 at 6:08
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