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What is the difference between Reader and InputStream?
...s.
Reader reader = new InputStreamReader(inputStream, StandardCharsets.UTF_8);
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argparse store false if unspecified
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The store_true option automatically creates a default value of False.
Likewise, store_false will default to True when the command-line argument is not present.
The source for this behavior is succinct and clear: http://hg.python.or...
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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Setting ANDROID_HOME enviromental variable on Mac OS X
Could anybody post a working solution for setting ANDROID_HOME via the terminal?
12 Answers
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how to generate migration to make references polymorphic
...ass AddImageableToProducts < ActiveRecord::Migration
def up
change_table :products do |t|
t.references :imageable, polymorphic: true
end
end
def down
change_table :products do |t|
t.remove_references :imageable, polymorphic: true
end
end
end
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Apache: “AuthType not set!” 500 Error
...rsion 2.4.x of Apache.
Have you sure that you load this 2 modules ?
- mod_authn_core
- mod_authz_core
LoadModule authn_core_module modules/mod_authn_core.so
LoadModule authz_core_module modules/mod_authz_core.so
PS : My recommendation for authorization and rights is (by default) :
LoadModule ...
Setting Icon for wpf application (VS 08)
...ly worked for me. This is how I did it:
Put the icon in a folder <icon_path> in the project directory
Mimic the folder path <icon_path> in the solution
Add a new item (your icon) in the solution folder you created
Add the following code in the WPF window's code behind:
Icon = new Bi...
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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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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What is the best Java email address validation method? [closed]
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Note: Use_the Emailvalidator in org.apache.commons.validator.routines since EmailValidator in org.apache.commons.validator is deprecated (I am using 1.6 commons Validator)
– HopeKing
Dec 22 '17 a...