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    In git documentation (like git-checkout-index http://linux.die.net/man/1/git-checkout-index ), there are references to "stat information" in the index file. What is this mysterious "stat information"? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Can i ask what the function of setTimeOut method in javascript?As below: function startTime() { var today=new Date(); var h=today.getHours(); var m=today. ... ":"+s; t=setTimeout('startTime()',500); } See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Let us say I have a HTML page that contains a javascript file: The base.js is like this: $(document).ready(function () { obj.init(); } // ... $(document).ready block to the bottom of the javascript file. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Let's say I have an XML that looks like this: <a> <b> <![CDATA[some text]]> <c>xxx</c> <d>yyy</d> </b> </a> I can't find a way to ... returns also xxx and yyy If I'm using "a/b/text()" it returns nothing See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I got a bit confuse with term transaction. Suppose in transaction A we have two commands C1 and C2 and same in transaction B. Now both ... on resources until their completion. thanks Amit Aggarwal See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Can anybody provide me the list of all the differences between truncate and delete in SQL server? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In a generated piece of c code I found something like this (edited): #include <stdio.h> int main() { (void) ( { int i = 1; int y = 2; ... out what the purpose might be. So, what does this construct do? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am writing a program that checks the number of parameters of a methods and prints out a warning message (its a codesmell program) If there are more than ... or at least point me in the right direction? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I looked at the module of GHC.Prim and found that it seems that all datas in GHC.Prim are defined as data Float# without something like =A|B, and ... the questions and who could please explain that to me. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I came across below java line and puzzled about its output. Can you please explain me logic behind this code System.out.println((int)(char)(byte) -1); Output: 65535 See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am new to Matlab but I thought ... is used for expressing array. Following lines of code, however, proved that I had no idea what that does. Could ... GROUP(ID).MaxTurns,... GROUP(ID).SetNumber,... See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to change the default branch when cloning from a git bare repo using git 1.8.3.1 from yum install. I had always assumed that the way to ... going on here? Where else might this info be stored? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have the following code for calculating the factorial of a number in python. but I couldnt understand why I am getting the answer as 1. can some one ... num = num -1 return result factorial(5) 1 See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What is side-cast/cross-cast in Dynamic_cast in C++. Can someone explain with an example? #include <iostream> using namespace std; class A { virtual void ... prints invalid cast. So, what is side-cast? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    What happens if php.ini is missing? Does PHP load with a default configuration? In phpinfo(), it says the configuration file path is /etc, however ... default settings. Can anybody confirm this for me? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Find many option for run a map-reduce program. Can any one explain difference between theses below commands. And what impact on Map-reduce job if any. ... below command? java -jar MyMapReduce.jar [args] See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I typically do mobile app development, which doesn't always have .Select. However, I've seen this used a bit, but I don't really know what it does or how ... ), I was a bit confused by what it was doing. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    when running SELECT maxlen FROM `information_schema`.`CHARACTER_SETS`; mysql 5.7 and mysql 8 produce different results: on mysql 5.7 the results row names ... the changes in mysql 8 result rowset case ? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I read the action hook is use for call the functions and filter hook is use for filtering the content before save or display on website. Can you tell ... filter hook. So it will better to understand more. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to understand examples in PSR-0, but to no avail. I know that is directory separator (at least in my windows OS), and in my ... I googled the difference between them and found no result. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Let us say I have a HTML page that contains a javascript file: The base.js is like this: $(document).ready(function () { obj.init(); } // ... $(document).ready block to the bottom of the javascript file. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I found some code written in Swift on github, And get a little confused about this line var done: (NSError?, NSData, NSString?) -> () = { (_, ... the real meaning of this line? Thank you very much! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    <script type="text/javascript"> function saveName (firstName) { function capitalizeName () { return firstName.toUpperCase(); } var capitalized = capitalizeName() ... best way to detect a variable type? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am looking through some php code and I see this "::" notation that i have no idea what it means...also what the & in the front of the call ... .ticket_id"; $db =& JFactory::getDBO(); thanks in advance See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In user model: var $hasMany = array( 'Photo' => array( 'className' => 'Photo', 'foreignKey' => 'owner_id', ... ), ); In photo model ... understand the meaning of alias in model. Appreciate your help! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a Jenkins master server plus multiple slave machines that get created and destroyed all the time. I could not find any documentation on what ... I delete builds history, will they survive? etc See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am looking for a way to do a keep alive check in .NET. The scenario is for both UDP and TCP. Currently in TCP what I do is that one side ... why is the method i described on the other side failing ? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a Node.js app that loads some data from Mysql into Redis when the app starts. It has been working fine up until we modified the data in Mysql. ... Node.js or is it in the Mysql driver or elsewhere? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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