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SQL set values of one column equal to values of another column in the same table
...her example is what you're looking for. If you're just updating one column from another column in the same table you should be able to use something like this.
update some_table set null_column = not_null_column where null_column is null
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How to properly handle a gzipped page when using curl?
I wrote a bash script that gets output from a website using curl and does a bunch of string manipulation on the html output. The problem is when I run it against a site that is returning its output gzipped. Going to the site in a browser works fine.
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What does “The APR based Apache Tomcat Native library was not found” mean?
...is a library which is used to improve performance (on production systems). From Apache Portable Runtime (APR) based Native library for Tomcat:
Tomcat can use the Apache Portable Runtime to provide superior
scalability, performance, and better integration with native server
technologies. The ...
Bootstrap with jQuery Validation Plugin
...functions for validor and run only validate method with rules. I use Icons from FontAweSome, but you can use Glyphicons as in doc example.
jQuery.validator.setDefaults({
highlight: function (element, errorClass, validClass) {
if (element.type === "radio") {
this.findByName...
Checking if a key exists in a JavaScript object?
...j
Is likely testing only object attribute values that are very different from array keys
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Using print statements only to debug
...clrprint
It prints a color full output only when pass parameter debug=True
from clrprint import *
clrprint('ERROR:', information,clr=['r','y'], debug=True)
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Incompatible implicit declaration of built-in function ‘malloc’
... ahh thanks :) still getting the hang of C, first C program coming from java :)
– SGE
Aug 13 '11 at 13:53
afte...
MFC 的SetWindowPos 用法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...DCHANGING =0x0400不接受窗口位置改变的消息
Prevents the window from receiving the WM_WINDOWPOSCHANGING message.
SWP_NOSIZE =0x0001窗口大小不变(忽略CX,CY参数)
Retains the current size (ignores the cx and cy parameters).
SWP_NOZORDER =0x0004不改变叠层顺序(忽略hW...
How to show method parameter tooltip in C#?
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It's Ctrl-K Ctrl-I for VS2015. In case people from the future are wondering wandering.
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jQuery posting JSON
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Patrioticcow said: "what if i want to send the json from var value" Unless the value is an array or an object this is not valid JSON.
– andsens
Nov 21 '12 at 14:42
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