slack whiteboard

When you want to participate in an interview similar to website development, the interviewer usually asks you to write code on the whiteboard instead of on the computer. So why do you only practice writing code on your computer? When you want to participate in an interview similar to website development, the interviewer usually asks you to write code on the whiteboard instead of on the computer. So why do y

onlyThis property is set to Yes, in order to debug the compiler faster, it only compiles the current version of architecture, so will be error compiled file, error ("_objc_class_$_xxxxxx", referenced from:)When set to No, all versions are compiled, which solves the problem of compilation errors.This is the device corresponding to the architecture:Armv6:iphone 2g/3g,ipod 1g/2gArmv7:iphone 3gs/4/4s,ipod 3g/4g,ipad 1g/2g/3gArmv7s:iphone5, IPOD5Arm64:iphone5sThe compiled version is backwards compat

1. When you make a graph, you can imagine that your code is extremely important. We use graphs as a shortcut to understand the code, rather than replacing the code. If you draw a picture but cannot imagine what code it represents, you are building a castle in the air. Stop what you are doing and think about how to convert it into code. Do not draw pictures for purpose. You must always remember that the code is what you want to do. ---Designers evolved from coder, coder experience (code --> repet

I 'd like to comment on the software I just wrote. I'll take a look at the results and write a software tutorial later.Whiteboard camera, a lifetime companion to the whiteboard. The best tool for meeting recording and efficient office tools are especially suitable for startups and Small and Medium teams.Let the whiteboard highlight its important position in the meeting, the matters of the meeting, the discu

, it can reduce the barriers to communication caused by the partition. If you go to a company that uses a partition and compare the company's working environment, you will obviously feel that the frequency and breadth of communication are significantly different. The company provides developers with comfortable seats with handrails and can adjust the height and playback angle to suit different needs of everyone. If you are tired of working at noon, you can lie in a chair and take a nap for a whi

number of listeners in AWT. All these listeners are callback methods. In XMLThe callback method is also used to parse XML documents in the parser.The interface is more abstract than the abstract class. Abstract classes must be inherited by subclasses, while Java is a single inheritance. Therefore, abstract classes are restricted. Different interfaces,A class can implement multiple interfaces. It is like the relationship between humans and programmers. It can be said that programmers are subclas

case. Why do you use sketches? Because: Sketch is the most liberal design Free media Any medium that can convey information can be used to make sketch design. Paper, whiteboard, pictures, notes, videos, languages, computers and even "nothing" can be used as a medium, as long as it can express your inspiration. Free space No longer just sitting on a chair, facing a 1440*900 computer screen (even a double screen?). ), in this small window to d

encountered, what needs help), to solve the problem of teamwork. Scrum advocates the idea of self-organization, promotes the self-management of the team, and the daily station is a very important practical form of the team's autonomous state synchronization, risk management, and decision-making. The team will understand the overall status through the station and make collective decisions about the risks and problems exposed. A well-organized station is the result of a team's self-organizing nee

-on-linux.html) Install reference (http://docs.asp.net/en/1.0.0-beta7/getting-started/installing-on-mac.html) in Mac ). In addition to fully cross-platform implementations, there are also the following changes and enhancements: The dnx command is simplified. You do not need to enter the "point ". You can use the previous app. config file when using the full version of. NET Framework. Optimized MVC functions in Razor, ViewComponent, and TagHelper. Changed the MVC startup code: https://github

maximum power.1#include 2 #defineLL Long Long_long_max3 #defineINF 0x7f7f7f7f4 #defineLL Long Long5 using namespacestd;6 Const intn=510;7 8 intGrid[n][n], girl[n];9 intLx[n], ly[n], slack[n];Ten BOOLS[n], t[n]; One intN; A - BOOLDFS (intx) - { thes[x]=true; - for(intI=1; i) - { - if(T[i])Continue; + inttmp=lx[x]+ly[i]-Grid[x][i]; - if(tmp==0) + { At[i]=true; at if(girl[i]==0||DFS (Girl[i])) -

Test instructions: N boxes with chocolates in the box, each time you can move the chocolate to the adjacent position box, ask the minimum number of moves, so that each box has a maximum of one chocolate.Idea: Build a picture that connects the chocolate that needs to move and the empty box between the edges.#include #include #include #include #include #include #include #include #include #include #include #include #define Lson (rt#define Rson (rt#define M ((l+r) >>1)#define CL (A, B) memset (A,b,s

of a [I] + B [J] is reduced. That is to say, it originally does not belong to an equal subgraph, And now it may have entered an equal subgraph, thus expanding the equal subgraph. The problem now is to evaluate the value of D. To ensure that a [I] + B [J]> = W [I, j] is always valid, and at least one edge enters an equal subgraph, D should be equal: Min {A [I] + B [J]-W [I, j] | Xi is in the staggered tree, Yi is not in the staggered tree }. The above is the basic idea of the KM algorithm. H

during the augmented process, all the labels of the Y vertices in the augmented orbit Add a constant D. Then, for any side (I, j, W) in the graph (I is the X vertices, and J is the y vertices): (5) After the modification, the system continues to expand the DFS on the x-point. If the change fails, the modification continues until the modification is successful; (6) The above is the basic idea of the KM algorithm. However, in a simple implementation method, the time co

: the timing requirement is not met,Measure: Double-click compilation report --> time analyzer --> red part (for example, clock setup: 'clk') --> left-click list path to view the fmax slack report and solve it as prompted, it may be Program Of Algorithm Problem14. can't achieve minimum setup and hold requirement along path (s). See report window for details.Cause: timing analysis finds that a certain number of paths violate the minimum setup and reten

UG612, which may not be very clear, but it is easy to understand with example analysis. The requirement for the following is Toffset_in_before-(tdata + Tsetup-tclock) > 0, which in fact corresponds to slack greater than 0. Specific statements are as follows (set-up time and hold time requirements, respectively) Tdata + tsetup-tclock where Tsetup = intrinsic Flip Flop setup time Tclock = Total Clock path delay to the Flip Flop

. The purpose of the Custom-explainer-videos commentary video is to illustrate how a product or service works. Visitors may still not know how to operate the product after they have browsed through a series of features. A visual video can be one by one illustrative in just a few minutes and covers all the important content. The key thing is that people like to watch videos rather than read articles. They can easily see what you want to express from the video. If you want to try a custom commenta

equal subgraph, And now it may have entered an equal subgraph, thus expanding the equal subgraph. The problem now is to evaluate the value of D. To ensure that a [I] + B [J]> = W [I, j] is always valid, and at least one edge enters an equal subgraph, D should be equal: Min {A [I] + B [J]-W [I, j] | Xi is in the staggered tree, Yi is not in the staggered tree }. Improvement: The above is the basic idea of the KM algorithm. However, in a simple implementation method, the time complexity is O (n ^

The main idea: to find the best matching of the two graphs (the first number is the largest, followed by the largest weight).Key to problem solving: km algorithmComplexity: $O (n^3) $#include #include#include#include#include#includeusing namespaceStd;typedefLong Longll;Const intn=310;Const intinf=0x3f3f3f3f;intNx,ny;intG[n][n];intMatch[n],lx[n],ly[n];//points in Y match state, vertex labels in x, yintSlack[n];BOOLVisx[n],visy[n];BOOLHungry (intx) {Visx[x]=1; for(inty=1; y){ if(Visy[y])Co

for relaxation until the queue is empty.The expected time complexity O (ke), where k is the average number of incoming teams for all vertices, can prove that K is generally less than or equal to 2.Implementation method:Set up a queue that initially has only a starting point in the queue, and then establish a table that records the shortest path from the starting point to all points (the initial value of the table is assigned a maximum value, and the point to his own path is assigned to 0). Then

* wait_address, poll_table * P) { -StructPoll_table_entry * entry = poll_get_entry (P ); + StructPoll_wqueues * pwq = container_of (p, struct poll_wqueues, pt ); + StructPoll_table_entry * entry = poll_get_entry (pwq ); If(! Entry) Return; Get_file (filp ); Entry-> filp= Filp; Entry-> wait_address= Wait_address; -Init_waitqueue_entry ( Entry-> wait,Current ); + Init_waitqueue_func_entry ( Entry-> wait,Pollwake ); + Entry-> wait. Private= Pwq; Add_wait_queue (wait_address, Entry-> wait ); } + In