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Is there a unique Android device ID?

...re#ANDROID_ID returns the Android ID as an unique for each user 64-bit hex string. import android.provider.Settings.Secure; private String android_id = Secure.getString(getContext().getContentResolver(), Secure.ANDROID_ID); Also read Best pra...
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Salting Your Password: Best Practices?

...chars and alphanumeric upper/lowercase. Extendable to say all hexadecimal strings under length Z (say 160) since I think a rainbow table of hashed hashes would be useful.. – Tom Ritter Mar 24 '09 at 13:51 ...
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How do I pass extra arguments to a Python decorator?

...', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f10176226%2fhow-do-i-pass-extra-arguments-to-a-python-decorator%23new-answer', 'question_page'); } ); Post as a guest ...
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How do I handle ImeOptions' done button click?

...content" android:imeActionId="@integer/send" android:imeActionLabel="@+string/send_label" android:imeOptions="actionSend" android:inputType="textEmailAddress"/> And then, the sample code worked. share |...
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What does (angle brackets) mean in Java?

...of the elements in a container, for example. Another example is HashMap<String, Integer>, which means "a map with String keys and Integer values." Your Pool example is a bit different, because there you are defining a class. So in that case, you are creating a class that somebody else could i...
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html select option separator

...And if you want to be really fancy, use the horizontal unicode box drawing character. (BEST OPTION!) <select> <option>First</option> <option disabled>──────────</option> <option>Second</option> <option>Third...
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How to change height of grouped UITableView header?

...w *)tableView heightForHeaderInSection:(NSInteger)section { // Removes extra padding in Grouped style return CGFLOAT_MIN; } - (CGFloat)tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section { // Removes extra padding in Grouped style return CGFLOAT_MIN; } S...
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Move to another EditText when Soft Keyboard Next is clicked on Android

... android:drawableLeft="@drawable/user" android:hint="@string/username" android:inputType="text" android:maxLines="1" android:imeOptions="actionNext" android:singleLine="true" /> These three lines do the magic ...
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How to combine date from one field with time from another field - MS SQL Server

... This saved me! I was converting both to chars and then concating and then back to DATETIME, but then I couldn't index it, because SQL said it was non-deterministic. This apparently IS deterministic!!! THANK !!! YOU !!! – eidylon ...
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Dynamic variable names in Bash

... you give the name, a fact which can be exploited in conjunction with here-strings: IFS= read -r -d '' "$name" <<< 'babibab' echo "$var_37" # outputs “babibab\n” The IFS part and the option -r make sure that the value is assigned as-is, while the option -d '' allows to assign multi-li...