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Java: Integer equals vs. ==
...ison with == only works for numbers between -128 and 127.
Refer: #Immutable_Objects_.2F_Wrapper_Class_Caching
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How can I know when an EditText loses focus?
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Kotlin way
editText.setOnFocusChangeListener { _, hasFocus ->
if (!hasFocus) { }
}
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Deserializing JSON data to C# using JSON.NET
...eserialization" attack. Please refer to owasp.org/www-project-top-ten/OWASP_Top_Ten_2017/…
– Matias Bello
Sep 14 at 0:34
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In Python, how do I create a string of n characters in one line of code?
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To simply repeat the same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
And if you want something more complex, like n random lowercase letters, it's still only one line of code (not counting the import statements and defining n):
from random import ch...
How can I pass data from Flask to JavaScript in a template?
...pass it a list of tuples with the long/lat information. I know that render_template will pass these variables to the view so they can be used in HTML, but how could I pass them to JavaScript in the template?
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How can I do test setup using the testing package in Go
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This can be achieved by putting a init() function in the myfile_test.go file. This will be run before the init() function.
// myfile_test.go
package main
func init() {
/* load test data */
}
The myfile_test.init() will be called before the package init() function.
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Django Forms: if not valid, show form with error message
.../div>
{% endfor %}
{% endfor %}
{% for error in form.non_field_errors %}
<div class="alert alert-danger">
<strong>{{ error|escape }}</strong>
</div>
{% endfor %}
{% endif %}
An example:
def myView(request):
form = myFo...
Regular vs Context Free Grammars
...ven includes epsilon as an third alternative: en.wikipedia.org/wiki/Regular_grammar)
– user764754
Feb 5 '12 at 18:26
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How can I get column names from a table in Oracle?
...nfused with data in the table. For example, if I have a table named EVENT_LOG that contains eventID , eventType , eventDesc , and eventTime , then I would want to retrieve those field names from the query and nothing else.
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Regarding 'main(int argc, char *argv[])' [duplicate]
...hat it matters much anymore but just a fun fact that I happen to remember ^_^
– Frank
Feb 24 '18 at 9:31
@JesseChishol...