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Redis strings vs Redis hashes to represent JSON: efficiency?
...ey break out hash-max-ziplist-value or hash-max-ziplist-entries Redis will convert it to practically usual key/value pairs under a hood. ( see hash-max-ziplist-value, hash-max-ziplist-entries ) And breaking under a hood from a hash options IS REALLY BAD, because each usual key/value pair inside Redi...
Warning message: In `…` : invalid factor level, NA generated
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@David Why does R convert it into Factor?
– KannarKK
Aug 2 '15 at 10:00
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How do I detect if software keyboard is visible on Android Device or not?
...dShowing = false;
void onKeyboardVisibilityChanged(boolean opened) {
print("keyboard " + opened);
}
// ContentView is the root view of the layout of this activity/fragment
contentView.getViewTreeObserver().addOnGlobalLayoutListener(
new ViewTreeObserver.OnGlobalLayoutListener() {
@O...
Android java.lang.VerifyError?
...getting sporadic errors from my users and I tracked it down to View.getTag(int) call that is not supported in v. 3 of API
– Bostone
Aug 14 '10 at 6:33
1
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What is the curiously recurring template pattern (CRTP)?
...you can use it like this
struct Apple:public Equality<Apple>
{
int size;
};
bool operator < (Apple const & a1, Apple const& a2)
{
return a1.size < a2.size;
}
Now, you haven't provided explicitly operator == for Apple? But you have it! You can write
int main()
{
...
Iterating through a list in reverse order in java
....size());
// Iterate in reverse.
while(li.hasPrevious()) {
System.out.println(li.previous());
}
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WCF - How to Increase Message Size Quota
...cHttpBinding>
</bindings>
And use the binding name in your endpoint configuration e.g.
...
bindingConfiguration="basicHttp"
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The justification for the values is simple, they are sufficiently large to accommodate most messages. You can tune that number to fit your needs. The low defa...
Deserialize JSON with C#
I'm trying to deserialize a Facebook friend's Graph API call into a list of objects. The JSON object looks like:
10 Answ...
Sample random rows in dataframe
...t the first argument in the sample function must be a vector or a positive integer. I don't think a data.frame works as a vector in this case.
– David Braun
Jan 31 '14 at 2:43
9
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get keys of json-object in JavaScript [duplicate]
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I am trying to convert rows from DB to JSON. I am getting numerical index along with actual column names as keys. Why I am getting numerical index?
– Nguai al
Jul 24 at 16:41
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