best free project management

Microsoft TFS:Advantages:1. The mission version of the requirements, project progress at a glance, for small teams, more useful than the Gantt chart2. Integration of project management, version control, BUG tracking, to effectively implement SCRUM3. Ability to seamlessly engage with VSDisadvantages:1. The entire system is implemented with ASP, the browser access

A permission management system is required for each development of a new project. To solve the problem that repeated development increases costs, we hereby develop a permission management system, this allows you to develop more and more excellent software products. This project is fully open-source Technical Featur

SQLite expert–personal EditionThe SQLite Expert is available in two editions, individual and Professional editions. The Personal edition is free and provides most of the basic management features.SQLite Expert allows users to manage SQLite3 databases and support the ability to copy, paste records and tables between different databases, full Unicode support, and support for the skins of the editor.For more i

In the previous article, redmine, a project management tool from the rails world, introduced redmine, A rails-based project management tool that provides version management. Next, we will introduce subversion (SVN) installation and use in redmine. SVN installation is relat

times have changed, in this unpredictable world, it is more important to focus on " Product Management " , and no longer just " Project Management " . "Customer behavior, preferences, business changes too fast, just do project management, and can not guarantee that the produ

Earned Value management (PV, AC, EV, ETC, CV, SV, CPI, SP) Budgeted cost of planned work PV or bcws= plan workload * Budget quota Actual cost of completed work AC or ACWP Budgeted cost of completed work EV or bcwp= completed work * Budget quota Progress deviation (SV) =ev-pv,sv>0 Progress sv Cost Variance (CV) =ev-ac,cv>0 cost savings cv Cost performance Index (CPI) =ev/ac,cpi>1 represents cost savings cpi Progress Performance Index (SPI) =ev/p

Memory Management Custom typeSimply replace the original type name with a new type name Typedef int Integer;Int I, j;Integer k; // Declare the structTypedef struct { Int month;Int day;Int year;} Date; // use the struct of typedef life. The original struct variable is changed to a new type. Date birthday;Date * p; // Define an arrayTypedef int Num [100];Num; // Define the pointerTypedef char * StringString p, s [10]; // Define the return value as a fun

I have been writing code for several years. From the very beginning, there was no such concept of source code management, to the localized vss6, to the vss2005, SVN, and distributed git that can be accessed from the Internet, realizing proper source code management is really necessary (even if the development team has only one person !), On the one hand, we can easily trace back the source code history and

. Suppose the value of si/so is too large. Indicates that the data in memory is often transmitted between the disk and the main memory, the system performance will be very poor!Disk read and write (IO) items are:BI: The number of chunks written by the disk; Bo: The number of chunks written to the disk.Assuming that the value of this part is higher, the I/O on behalf of the system is busy.Systems (System) projects are:In: Number of processes interrupted per second; CS: Number of events per second

saturation occurs when the this value was close to 100%.(b) Iotop, production see which process takes up more processesOn the specific server to see more clearly, disk read and write the most in the first row.II. FREE commandTo see how much memory is being usedFree-m free-hBuffCacheIII. PS Command View system processPs-auxA zombie process scenario with Nigix enabled and the child process may enter the zomb

-keygen-t dsa-p "-F ~/.SSH/ID_DSA >/dev/null 2>12 , [[email protected] ~]$ echo-e "\ n" |ssh-keygen-t dsa-n ""(3) Distributing secret keys (locks) to machines requiring management[Email protected] ~]$ ssh-copy-id-i ssh/id_dsa.pub "-p 52113 [email protected]" Note this is the intranet segment, the port has been modified to 52113. The copy here is for the public key only, and it does not send the private key. Alternatively, you can use Scp-p to replicat

With Xca (X Certificate and Key Management) Visual Project Manager SSL Certificate series articles (2) and (3). We learned how to generate a certificate with XCA (X Certificate and Key Management), how you have generated your own defined Credential Management Center (Certificate Authority). Assuming that the first two

The advantages and disadvantages of source program management and project management softwareCvsPros: You may unknowingly get into some bugs when you modify the software, and it may be a long time before you realize they are there. With CVS, you can easily revert to the old version and see exactly which modification caused the bug. Sometimes this is useful, and C