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How to fix “Headers already sent” error in PHP
...
+100
No output before sending headers!
Functions that send/modify HTTP headers must be invoked before any output is made.
summary ⇊
Ot...
String concatenation in Ruby
... overrides the first object with the new object.
require 'benchmark'
N = 1000
BASIC_LENGTH = 10
5.times do |factor|
length = BASIC_LENGTH * (10 ** factor)
puts "_" * 60 + "\nLENGTH: #{length}"
Benchmark.bm(10, '+= VS <<') do |x|
concat_report = x.report("+=") do
str1 = ""
...
Detecting programming language from a snippet
...d to add language detection to code snippets for forum software. It worked 100% of the time, except in ambiguous cases:
print "Hello"
Let me find the code.
I couldn't find the code so I made a new one. It's a bit simplistic but it works for my tests. Currently if you feed it much more Python cod...
Java logical operator short-circuiting
... For example, consider the following statement:
if ( c==1 & e++ < 100 ) d = 100;
Here, using a single & ensures that the increment operation will be applied to e whether c is equal to 1 or not.
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Set background color of WPF Textbox in C# code
...
100
If you want to set the background using a hex color you could do this:
var bc = new BrushConv...
optional parameters in SQL Server stored proc?
...ATE PROCEDURE MyProcName
@Parameter1 INT = 1,
@Parameter2 VARCHAR (100) = 'StringValue',
@Parameter3 VARCHAR (100) = NULL
AS
/* check for the NULL / default value (indicating nothing was passed */
if (@Parameter3 IS NULL)
BEGIN
/* whatever code you desire for a missing parameter*/
...
python pandas remove duplicate columns
... the number of columns you can have. For me it failed for a dataframe with 100,000 rows for instance, as this yields 100,000 columns after transposing, which is not possible
– Eelco van Vliet
Mar 3 at 10:08
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Can the Android layout folder contain subfolders?
... answered Feb 8 '11 at 7:17
100rabh100rabh
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Elasticsearch query to return all records
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http://127.0.0.1:9200/foo/_search/?size=1000&pretty=1
^
Note the size param, which increases the hits displayed from the default (10) to 1000 per shard.
http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/...
How do you add a timer to a C# console application
...le.WriteLine("Main thread: Doing other work here...");
Thread.Sleep(10000); // Simulating other work (10 seconds)
t.Dispose(); // Cancel the timer now
}
// This method's signature must match the TimerCallback delegate
private static void ComputeBoundOp(Object state)
{ ...