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How do I specify different layouts for portrait and landscape orientations?
...older "layout-land" to
"Your-Project-Directory\app\src\main\res"
since then any layout.xml file under this sub-folder will only work for landscape mode automatically.
Use "layout-port" for portrait mode.
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Left padding a String with Zeros [duplicate]
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If your string contains numbers only, you can make it an integer and then do padding:
String.format("%010d", Integer.parseInt(mystring));
If not I would like to know how it can be done.
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How to check if an int is a null
...tatement if(person.equals(null)) can't be true, because if person is null, then a NullPointerException will be thrown. So the correct expression is if (person == null)
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How can I create a “Please Wait, Loading…” animation using jQuery?
...e it some flair:
/* Start by setting display:none to make this hidden.
Then we position it in relation to the viewport window
with position:fixed. Width, height, top and left speak
for themselves. Background we set to 80% white with
our animation centered, and no-repeating */
.modal {
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how to fire event on file select
...hen you submit the form asynchronously, don't navigate away from the page, then attempt to upload the same file again? This code will only execute once, the second time, selecting the same file will not execute a change event
– Christopher Thomas
Mar 13 '14 at...
Use of Java's Collections.singletonList()?
...e one which having only one object and which is not further gets modified, then the same functionality can be achieved by making a collection "UnmodifiableCollection" having only one object. Since the same functionality can be achieved by Unmodifiable Collection with one object, then what special pu...
creating a random number using MYSQL
...le if you have master slave replication. SET @r=FLOOR(RAND() * 401) + 100, then SELECT @r.
– Qian Chen
Mar 23 '16 at 6:55
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Disable button in jQuery
...n in the success and error cases. Not by the end of the ajax call. Because then it will immediately be enabled and you wont see the disable at all.
– user890332
Aug 17 '14 at 17:11
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Removing index column in pandas when reading a csv
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@BogdanJaniszewski, if you didn't use pandas, then why did you accept this as the answer?
– multigoodverse
Jan 29 '15 at 8:21
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Adding a Method to an Existing Object Instance
... are typically only created for the short duration of their call, and they then cease to exist when automatically garbage collected. If you do this manually, you'll have a name binding referencing the bound method - which will prevent its garbage collection on usage.
Object instances of a given type...