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Block Comments in Clojure
... A word of warning -- the (comment) macro expands to nil. Use #_ to comment a single form, or #_(comment ...) to comment multiple forms without inserting a nil.
– treat your mods well
Dec 18 '11 at 2:55
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Why is argc not a constant?
...esting... I looked up the prototype in the header, and it has char* const* ___argv there, but the interface actually adheres to const char **. Such confusion. I had confused the precedence of the [] and the * with respect to the const. My apologies.
– Joe Z
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How to run a Runnable thread in Android at defined intervals?
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You may define boolean variable _stop, and set it 'true' when you want to stop. And change 'while(true)' into 'while(!_stop)', or if the first sample used, just change to 'if(!_stop) handler.postDelayed(this, 1000)'.
– alex2k8
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Best way to convert an ArrayList to a string
...al #14; //Method java/lang/StringBuilder."<init>":()V
68: aload_2
69: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
72: aload 4
74: invokevirtual #15; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)...
What is an xs:NCName type and when should it be used?
...Name with the regex: "[abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_][\\w\\.\\-\\d]*". That means. the value should start with a letter or underscore and then contains of words, dots, dashes, underscores, digits. You can try it at: regexr.com
– Naxos84
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How do I provide JVM arguments to VisualVM?
I'm using VisualVM from JDK 1.6.0_26 to profile a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I...
Java SimpleDateFormat(“yyyy-MM-dd'T'HH:mm:ss'Z'”) gives timezone as IST
... edited Jan 22 '15 at 3:26
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answered Oct 1 '13 at 11:41
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How do I get textual contents from BLOB in Oracle SQL
...ext stored in the BLOB, CS of the database used for VARCHAR2) :
select utl_raw.cast_to_varchar2(dbms_lob.substr(BLOB_FIELD)) from TABLE_WITH_BLOB where ID = '<row id>';
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How do I delete an Azure storage account containing a leased blob?
... to use the portal. kieselmediagroup.blob.core.windows.net/misc/2012-08-21_1019.png
– Jason
Aug 21 '12 at 17:31
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Creating an empty Pandas DataFrame, then filling it?
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Here's a couple of suggestions:
Use date_range for the index:
import datetime
import pandas as pd
import numpy as np
todays_date = datetime.datetime.now().date()
index = pd.date_range(todays_date-datetime.timedelta(10), periods=10, freq='D')
columns = ['A','B', ...