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Printing HashMap In Java
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In your example, the type of the hashmap's key is TypeKey, but you specified TypeValue in your generic for-loop, so it cannot be compiled. You should change it to :
for (TypeKey name: example.keySet()){
String key = name.toString();
String value = example.get(name).toStr...
How to focus on a form input text field on page load using jQuery?
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If using a dialog please see this answer if the above is not working stackoverflow.com/a/20629541/966609
– Matt Canty
Aug 4 '14 at 15:46
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The necessity of hiding the salt for a hash
...ser name or phone number to salt the hash. Essentially something that is different for each user but is readily available to us. The other product randomly generates a salt for each user and changes each time the user changes the password. The salt is then encrypted in the database.
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Never seen before C++ for loop
...way, Thomas may have been confused by the use of the comma too, it's very different than the semi-colon, it lets you do multiple things in one section of the for loop (in this case, it initialized two variables). Last time I checked these unusual constructs weren't considered the most readable solu...
Call an activity method from a fragment
...ctivity to fragment:
FragmentManager fm = getSupportFragmentManager();
//if you added fragment via layout xml
YourFragmentClass fragment = (YourFragmentClass)fm.findFragmentById(R.id.your_fragment_id);
fragment.yourPublicMethod();
If you added fragment via code and used a tag string when you add...
What are the underlying data structures used for Redis?
...ur question, but I'll start with something that may look strange at first: if you are not interested in Redis internals you should not care about how data types are implemented internally. This is for a simple reason: for every Redis operation you'll find the time complexity in the documentation and...
rsync error: failed to set times on “/foo/bar”: Operation not permitted
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If /foo/bar is on NFS (or possibly some FUSE filesystem), that might be the problem.
Either way, adding -O / --omit-dir-times to your command line will avoid it trying to set modification times on directories.
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Add a tooltip to a div
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One thing to watch out for with a title tool tip is if the user click on the the your div the tooltip won't appear. This can be very frustrating... especially if your div looks like it should be clicked. eg: style="cursor: pointer;"
– RayLoveless
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Do you need break in switch when return is used?
I was wondering if I need to use "break" in "switch" function when "return" is used.
7 Answers
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Apply style ONLY on IE
...bly to use an Internet Explorer conditional comment in your HTML:
<!--[if IE]>
<style>
.actual-form table {
width: 100%;
}
</style>
<![endif]-->
There are numerous hacks (e.g. the underscore hack) you can use that will allow you to target only IE within yo...