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Is there a performance difference between i++ and ++i in C?
... i++.c
extern void g(int i);
void f()
{
int i;
for (i = 0; i < 100; i++)
g(i);
}
The files are the same, except for ++i and i++:
$ diff i++.c ++i.c
6c6
< for (i = 0; i < 100; i++)
---
> for (i = 0; i < 100; ++i)
We'll compile them, and also get the gener...
The server committed a protocol violation. Section=ResponseStatusLine ERROR
...
Another possibility: when doing a POST, the server responds with a 100 continue in an incorrect way.
This solved the problem for me:
request.ServicePoint.Expect100Continue = false;
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...
Custom attributes in styles.xml
...olor/red</item>
<item name="defaultButtonHeight">@dimen/dp_100</item>
</style>
values/attrs.xml
<resources>
<attr name="defaultButtonColor" format="reference" />
<attr name="defaultButtonHeight" format="reference"/>
</resources>
values...
How can I find the number of days between two Date objects in Ruby?
...
100
kind of anticlimactic eh?
– Brig
Dec 17 '11 at 4:45
...
python dataframe pandas drop column using int
...
How to index cols, if I have to drop 100 columns that are continuous in the middle of the data frame
– Sai Kiran
May 28 at 14:05
add a co...
Parsing HTML using Python
... With cssselect it’s quite useful aswell and performance is often 10- to 100-fold better than the other libraries available.
– Lenar Hoyt
Nov 8 '14 at 1:04
...
MongoDB Aggregation: How to get total records count?
... $count: 'count'
}
]
}
]);
The result will be (with for ex 100 total results):
[
{
"paginatedResults":[{...},{...},{...}, ...],
"totalCount":[{"count":100}]
}
]
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Relatively position an element without it taking up space in document flow
...ive; width: 0; height: 0">
<div style="position: absolute; left: 100px; top: 100px">
Hi there, I'm 100px offset from where I ought to be, from the top and left.
</div>
</div>
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How to convert jsonString to JSONObject in Java
...m.google.gson.Gson;
public class TestObjectToJson {
private int data1 = 100;
private String data2 = "hello";
public static void main(String[] args) {
TestObjectToJson obj = new TestObjectToJson();
Gson gson = new Gson();
//convert java object to JSON format
String js...
Selecting/excluding sets of columns in pandas [duplicate]
...ate a dataframe with columns A,B,C and D
df = pd.DataFrame(np.random.randn(100, 4), columns=list('ABCD'))
# include the columns you want
df[df.columns[df.columns.isin(['A', 'B'])]]
# or more simply include columns:
df[['A', 'B']]
# exclude columns you don't want
df[df.columns[~df.columns.isin(['C...